Update CHANGELOG.md for #40304

CHANGELOG.md

@@ -20,6 +20,7 @@ BUG FIXES:
 * data-source/aws_rds_reserved_instance_offering: When `product_description` (e.g., "postgresql") is a substring of multiple products, fix `Error: multiple RDS Reserved Instance Offerings matched; use additional constraints to reduce matches to a single RDS Reserved Instance Offering` ([#40281](https://github.com/hashicorp/terraform-provider-aws/issues/40281))
 * provider: Suppress `Warning: AWS account ID not found for provider` when `skip_requesting_account_id` is `true` ([#40264](https://github.com/hashicorp/terraform-provider-aws/issues/40264))
 * resource/aws_batch_job_definition: Fix crash when specifying `eksProperties` or `ecsProperties` block ([#40172](https://github.com/hashicorp/terraform-provider-aws/issues/40172))
+* resource/aws_bedrock_guardrail: Fix perpetual diff if multiple `content_policy_config.filters_config`s are specified. ([#40304](https://github.com/hashicorp/terraform-provider-aws/issues/40304))
 * resource/aws_chatbot_slack_channel_configuration: Fix inconsistent provider result when order of `sns_topic_arns`changes ([#40253](https://github.com/hashicorp/terraform-provider-aws/issues/40253))
 * resource/aws_chatbot_teams_channel_configuration: Fix inconsistent provider result when order of `sns_topic_arns`changes ([#40291](https://github.com/hashicorp/terraform-provider-aws/issues/40291))
 * resource/aws_db_instance: When changing `storage_type` from `io1` or `io2` to `gp3`, fix bug causing error `InvalidParameterCombination: You must specify both the storage size and iops when modifying the storage size or iops on a DB instance that has iops` ([#37257](https://github.com/hashicorp/terraform-provider-aws/issues/37257))