feat(aiplatform): update the api

#### aiplatform:v1

The following keys were deleted:
- schemas.GoogleCloudAiplatformV1ModelVersionCheckpoint.properties.name.type (Total Keys: 1)

The following keys were added:
- schemas.GoogleCloudAiplatformV1ModelVersionCheckpoint.deprecated (Total Keys: 1)

#### aiplatform:v1beta1

The following keys were deleted:
- resources.projects.resources.locations.resources.sessions.methods.create (Total Keys: 12)
- resources.projects.resources.locations.resources.sessions.methods.delete (Total Keys: 11)
- resources.projects.resources.locations.resources.sessions.methods.get (Total Keys: 11)
- resources.projects.resources.locations.resources.sessions.methods.list (Total Keys: 20)
- resources.projects.resources.locations.resources.sessions.methods.patch (Total Keys: 15)
- schemas.GoogleCloudAiplatformV1beta1ModelVersionCheckpoint.properties.name.type (Total Keys: 1)

The following keys were added:
- schemas.GoogleCloudAiplatformV1beta1AssembleDataRequest.properties.geminiRequestReadConfig.$ref (Total Keys: 1)
- schemas.GoogleCloudAiplatformV1beta1AssessDataRequest.properties.geminiRequestReadConfig.$ref (Total Keys: 1)
- schemas.GoogleCloudAiplatformV1beta1DeployRequestDeployConfig.properties.systemLabels (Total Keys: 2)
- schemas.GoogleCloudAiplatformV1beta1GeminiRequestReadConfig (Total Keys: 4)
- schemas.GoogleCloudAiplatformV1beta1ModelVersionCheckpoint.deprecated (Total Keys: 1)

Author: yoshi-automation

docs/dyn/aiplatform_v1.projects.locations.models.html

@@ -1044,7 +1044,6 @@ <h3>Method Details</h3>
     { # Describes the machine learning model version checkpoint.
       &quot;checkpointId&quot;: &quot;A String&quot;, # The ID of the checkpoint.
       &quot;epoch&quot;: &quot;A String&quot;, # The epoch of the checkpoint.
-      &quot;name&quot;: &quot;A String&quot;, # Identifier. The resource name of the ModelVersionCheckpoint. Format: `projects/{project}/locations/{location}/models/{model}/versions/{version}/checkpoints/{checkpoint}`
       &quot;step&quot;: &quot;A String&quot;, # The step of the checkpoint.
     },
   ],

docs/dyn/aiplatform_v1beta1.projects.locations.datasets.html

@@ -259,11 +259,6 @@ <h2>Instance Methods</h2>
 </p>
 <p class="firstline">Returns the schedules Resource.</p>
 
-<p class="toc_element">
-  <code><a href="aiplatform_v1beta1.projects.locations.sessions.html">sessions()</a></code>
-</p>
-<p class="firstline">Returns the sessions Resource.</p>
-
 <p class="toc_element">
   <code><a href="aiplatform_v1beta1.projects.locations.solvers.html">solvers()</a></code>
 </p>
@@ -650,6 +645,9 @@ <h3>Method Details</h3>
       &quot;spot&quot;: True or False, # Optional. If true, schedule the deployment workload on [spot VMs](https://cloud.google.com/kubernetes-engine/docs/concepts/spot-vms).
     },
     &quot;fastTryoutEnabled&quot;: True or False, # Optional. If true, enable the QMT fast tryout feature for this model if possible.
+    &quot;systemLabels&quot;: { # Optional. System labels for Model Garden deployments. These labels are managed by Google and for tracking purposes only.
+      &quot;a_key&quot;: &quot;A String&quot;,
+    },
   },
   &quot;endpointConfig&quot;: { # The endpoint config to use for the deployment. # Optional. The endpoint config to use for the deployment. If not specified, the default endpoint config will be used.
     &quot;dedicatedEndpointEnabled&quot;: True or False, # Optional. If true, the endpoint will be exposed through a dedicated DNS [Endpoint.dedicated_endpoint_dns]. Your request to the dedicated DNS will be isolated from other users&#x27; traffic and will have better performance and reliability. Note: Once you enabled dedicated endpoint, you won&#x27;t be able to send request to the shared DNS {region}-aiplatform.googleapis.com. The limitations will be removed soon.

docs/dyn/aiplatform_v1beta1.projects.locations.html

@@ -1035,7 +1035,6 @@ <h3>Method Details</h3>
     { # Describes the machine learning model version checkpoint.
       &quot;checkpointId&quot;: &quot;A String&quot;, # The ID of the checkpoint.
       &quot;epoch&quot;: &quot;A String&quot;, # The epoch of the checkpoint.
-      &quot;name&quot;: &quot;A String&quot;, # Identifier. The resource name of the ModelVersionCheckpoint. Format: `projects/{project}/locations/{location}/models/{model}/versions/{version}/checkpoints/{checkpoint}`
       &quot;step&quot;: &quot;A String&quot;, # The step of the checkpoint.
     },
   ],

docs/dyn/aiplatform_v1beta1.projects.locations.models.html

@@ -95,7 +95,7 @@ <h3>Method Details</h3>
 
 Args:
   parent: string, Required. The resource name of the session to list events from. Format: `projects/{project}/locations/{location}/reasoningEngines/{reasoning_engine}/sessions/{session}` (required)
-  pageSize: integer, Optional. The maximum number of events to return. The service may return fewer than this value. If unspecified, at most 100 events will be returned.
+  pageSize: integer, Optional. The maximum number of events to return. The service may return fewer than this value. If unspecified, at most 100 events will be returned. These events are ordered by timestamp in ascending order.
   pageToken: string, Optional. The next_page_token value returned from a previous list SessionService.ListEvents call.
   x__xgafv: string, V1 error format.
     Allowed values
@@ -107,7 +107,7 @@ <h3>Method Details</h3>
 
     { # Response message for SessionService.ListEvents.
   &quot;nextPageToken&quot;: &quot;A String&quot;, # A token, which can be sent as ListEventsRequest.page_token to retrieve the next page. Absence of this field indicates there are no subsequent pages.
-  &quot;sessionEvents&quot;: [ # A list of events matching the request.
+  &quot;sessionEvents&quot;: [ # A list of events matching the request. Ordered by timestamp in ascending order.
     { # An event represents a message from either the user or agent.
       &quot;actions&quot;: { # Actions are parts of events that are executed by the agent. # Optional. Actions executed by the agent.
         &quot;artifactDelta&quot;: { # Optional. Indicates that the event is updating an artifact. key is the filename, value is the version.

docs/dyn/aiplatform_v1beta1.projects.locations.reasoningEngines.sessions.events.html

@@ -87,7 +87,7 @@ <h2>Instance Methods</h2>
 <p class="firstline">Close httplib2 connections.</p>
 <p class="toc_element">
   <code><a href="#create">create(parent, body=None, x__xgafv=None)</a></code></p>
-<p class="firstline">Creates a new Session in a given project and location.</p>
+<p class="firstline">Creates a new Session.</p>
 <p class="toc_element">
   <code><a href="#delete">delete(name, x__xgafv=None)</a></code></p>
 <p class="firstline">Deletes details of the specific Session.</p>
@@ -96,7 +96,7 @@ <h2>Instance Methods</h2>
 <p class="firstline">Gets details of the specific Session.</p>
 <p class="toc_element">
   <code><a href="#list">list(parent, filter=None, orderBy=None, pageSize=None, pageToken=None, x__xgafv=None)</a></code></p>
-<p class="firstline">Lists Sessions in a given project and location.</p>
+<p class="firstline">Lists Sessions in a given reasoning engine.</p>
 <p class="toc_element">
   <code><a href="#list_next">list_next()</a></code></p>
 <p class="firstline">Retrieves the next page of results.</p>
@@ -262,10 +262,10 @@ <h3>Method Details</h3>
 
 <div class="method">
     <code class="details" id="create">create(parent, body=None, x__xgafv=None)</code>
-  <pre>Creates a new Session in a given project and location.
+  <pre>Creates a new Session.
 
 Args:
-  parent: string, Required. The resource name of the location to create the session in. Format: `projects/{project}/locations/{location}` or `projects/{project}/locations/{location}/reasoningEngines/{reasoning_engine}` (required)
+  parent: string, Required. The resource name of the location to create the session in. Format: `projects/{project}/locations/{location}/reasoningEngines/{reasoning_engine}` (required)
   body: object, The request body.
     The object takes the form of:
 
@@ -314,7 +314,7 @@ <h3>Method Details</h3>
   <pre>Deletes details of the specific Session.
 
 Args:
-  name: string, Required. The resource name of the session. Format: `projects/{project}/locations/{location}/sessions/{session}` or `projects/{project}/locations/{location}/reasoningEngines/{reasoning_engine}/sessions/{session}` (required)
+  name: string, Required. The resource name of the session. Format: `projects/{project}/locations/{location}/reasoningEngines/{reasoning_engine}/sessions/{session}` (required)
   x__xgafv: string, V1 error format.
     Allowed values
       1 - v1 error format
@@ -372,7 +372,7 @@ <h3>Method Details</h3>
 
 <div class="method">
     <code class="details" id="list">list(parent, filter=None, orderBy=None, pageSize=None, pageToken=None, x__xgafv=None)</code>
-  <pre>Lists Sessions in a given project and location.
+  <pre>Lists Sessions in a given reasoning engine.
 
 Args:
   parent: string, Required. The resource name of the location to list sessions from. Format: `projects/{project}/locations/{location}/reasoningEngines/{reasoning_engine}` (required)

docs/dyn/aiplatform_v1beta1.projects.locations.reasoningEngines.sessions.html

@@ -19841,7 +19841,7 @@
 }
 }
 },
-"revision": "20250415",
+"revision": "20250422",
 "rootUrl": "https://aiplatform.googleapis.com/",
 "schemas": {
 "CloudAiLargeModelsVisionGenerateVideoResponse": {
@@ -32080,6 +32080,7 @@ false
 "type": "object"
 },
 "GoogleCloudAiplatformV1ModelVersionCheckpoint": {
+"deprecated": true,
 "description": "Describes the machine learning model version checkpoint.",
 "id": "GoogleCloudAiplatformV1ModelVersionCheckpoint",
 "properties": {
@@ -32092,10 +32093,6 @@ false
 "format": "int64",
 "type": "string"
 },
-"name": {
-"description": "Identifier. The resource name of the ModelVersionCheckpoint. Format: `projects/{project}/locations/{location}/models/{model}/versions/{version}/checkpoints/{checkpoint}`",
-"type": "string"
-},
 "step": {
 "description": "The step of the checkpoint.",
 "format": "int64",
@@ -37196,13 +37193,21 @@ false
 "HARM_CATEGORY_SEXUALLY_EXPLICIT",
 "HARM_CATEGORY_CIVIC_INTEGRITY"
 ],
+"enumDeprecated": [
+false,
+false,
+false,
+false,
+false,
+true
+],
 "enumDescriptions": [
 "The harm category is unspecified.",
 "The harm category is hate speech.",
 "The harm category is dangerous content.",
 "The harm category is harassment.",
 "The harm category is sexually explicit content.",
-"The harm category is civic integrity."
+"Deprecated: Election filter is not longer supported. The harm category is civic integrity."
 ],
 "readOnly": true,
 "type": "string"
@@ -37298,13 +37303,21 @@ false
 "HARM_CATEGORY_SEXUALLY_EXPLICIT",
 "HARM_CATEGORY_CIVIC_INTEGRITY"
 ],
+"enumDeprecated": [
+false,
+false,
+false,
+false,
+false,
+true
+],
 "enumDescriptions": [
 "The harm category is unspecified.",
 "The harm category is hate speech.",
 "The harm category is dangerous content.",
 "The harm category is harassment.",
 "The harm category is sexually explicit content.",
-"The harm category is civic integrity."
+"Deprecated: Election filter is not longer supported. The harm category is civic integrity."
 ],
 "type": "string"
 },
@@ -37792,7 +37805,8 @@ false
 "INTEGER",
 "BOOLEAN",
 "ARRAY",
-"OBJECT"
+"OBJECT",
+"NULL"
 ],
 "enumDescriptions": [
 "Not specified, should not be used.",
@@ -37801,7 +37815,8 @@ false
 "OpenAPI integer type",
 "OpenAPI boolean type",
 "OpenAPI array type",
-"OpenAPI object type"
+"OpenAPI object type",
+"Null type"
 ],
 "type": "string"
 }