apply code review changes

Author: commit111

docs/concepts/managed-llms/managed-language-models.md

@@ -21,12 +21,14 @@ Each cloud provider offers their own managed Large Language Model services. AWS
 
 In order to leverage cloud-native managed language models from your Defang services, all you need to do is add the `x-defang-llm` extension to the service config and Defang will configure the approprate roles and permissions for you.
 
+## Example
+
 :::info
-Ensure you have the necessary permissions to access the model you intend to use. To do this, you can check your [AWS Bedrock model access](https://docs.aws.amazon.com/bedrock/latest/userguide/model-access-modify.html) or [GCP Vertex AI model access](https://cloud.google.com/vertex-ai/generative-ai/docs/control-model-access).
+Ensure you have enabled model access for the model you intend to use:
+* [Configure AWS Bedrock model access](https://docs.aws.amazon.com/bedrock/latest/userguide/model-access-modify.html)
+* [Configure GCP Vertex AI model access](https://cloud.google.com/vertex-ai/generative-ai/docs/control-model-access)
 :::
 
-## Example
-
 Assume you have a web service like the following, which uses the cloud native SDK, for example:
 
 ```diff