remove unnecessary attributes and add docstrings

Author: anafalcao

Diff for: aws_lambda_powertools/event_handler/bedrock_agent.py

@@ -26,6 +26,7 @@ class BedrockResponse:
     Contains the response body, status code, content type, and optional attributes
     for session management and knowledge base configuration.
     """
+
     def __init__(
         self,
         body: Any = None,
@@ -42,23 +43,13 @@ def __init__(
         self.prompt_session_attributes = prompt_session_attributes
         self.knowledge_bases_configuration = knowledge_bases_configuration
 
-    def to_dict(self) -> dict[str, Any]:
-        return {
-            "body": self.body,
-            "status_code": self.status_code,
-            "content_type": self.content_type,
-            "session_attributes": self.session_attributes,
-            "prompt_session_attributes": self.prompt_session_attributes,
-            "knowledge_bases_configuration": self.knowledge_bases_configuration,
-        }
-
-
 class BedrockResponseBuilder(ResponseBuilder):
     """
     Bedrock Response Builder. This builds the response dict to be returned by Lambda when using Bedrock Agents.
 
     Since the payload format is different from the standard API Gateway Proxy event, we override the build method.
     """
+
     @override
     def build(self, event: BedrockAgentEvent, *args) -> dict[str, Any]:
         self._route(event, None)