doc: Add link to multi-region private endpoint troubleshooting (#3273)

* doc: Add link to multi-region private endpoint troubleshooting

* MS feedback

Author: norareidy

docs/data-sources/privatelink_endpoint.md

@@ -4,6 +4,9 @@
 
 -> **NOTE:** Groups and projects are synonymous terms. You may find group_id in the official documentation.
 
+~> **IMPORTANT:** Before configuring a private endpoint for a new region in your cluster,
+ensure that you review the [Multi-Region Private Endpoints](https://www.mongodb.com/docs/atlas/troubleshoot-private-endpoints/#multi-region-private-endpoints) troubleshooting documentation.
+
 ## Example Usage
 
 ```terraform

docs/resources/privatelink_endpoint.md

@@ -2,19 +2,21 @@
 
 `mongodbatlas_privatelink_endpoint` provides a Private Endpoint resource. This represents a [Private Endpoint Service](https://www.mongodb.com/docs/atlas/security-private-endpoint/#private-endpoint-concepts) that can be created in an Atlas project.
 
-> **IMPORTANT:** This resource creates a Private Endpoint *Service* in MongoDB Atlas. The endpoint itself is created in your cloud provider using the information returned by this resource. The complementary resource `mongodbatlas_privatelink_endpoint_service` is used to link your cloud provider's endpoint to the Atlas service.
+~> **IMPORTANT:** This resource creates a Private Endpoint *Service* in MongoDB Atlas. The endpoint itself is created in your cloud provider using the information returned by this resource. The complementary resource `mongodbatlas_privatelink_endpoint_service` is used to link your cloud provider's endpoint to the Atlas service.
 
 The [private link Terraform module](https://registry.terraform.io/modules/terraform-mongodbatlas-modules/private-endpoint/mongodbatlas/latest) makes use of this resource and simplifies its use.
 
 ~> **IMPORTANT:**You must have one of the following roles to successfully handle the resource:
-  * Organization Owner
-  * Project Owner
+   * Organization Owner
+   * Project Owner
+
+~> **IMPORTANT:** Before configuring a private endpoint for a new region in your cluster,
+ensure that you review the [Multi-Region Private Endpoints](https://www.mongodb.com/docs/atlas/troubleshoot-private-endpoints/#multi-region-private-endpoints) troubleshooting documentation.
 
 -> **NOTE:** Groups and projects are synonymous terms. You may find group_id in the official documentation.
 
 -> **NOTE:** A network container is created for a private endpoint to reside in if one does not yet exist in the project.  
 
-
 ## Example Usage
 
 ```terraform