Update CHANGELOG.md for hashicorp#40409

CHANGELOG.md

@@ -12,13 +12,16 @@ FEATURES:
 
 ENHANCEMENTS:
 
+* resource/aws_bedrockagent_agent: Increase `instruction` max length for validation to 8000 ([#40279](https://github.com/hashicorp/terraform-provider-aws/issues/40279))
 * resource/aws_dynamodb_table_replica: Add `deletion_protection_enabled` argument ([#35359](https://github.com/hashicorp/terraform-provider-aws/issues/35359))
+* resource/aws_rds_cluster: Adjust `serverlessv2_scaling_configuration.max_capacity` and `serverlessv2_scaling_configuration.min_capacity` minimum values to `0` to support Amazon Aurora Serverless v2 scaling to 0 ACUs ([#40230](https://github.com/hashicorp/terraform-provider-aws/issues/40230))
 * resource/aws_s3_directory_bucket: Support `LocalZone` as a valid value for `location.type`, enabling support for [Amazon S3 Express One Zone in AWS Dedicated Local Zones](https://docs.aws.amazon.com/AmazonS3/latest/userguide/directory-bucket-data-residency.html) ([#40339](https://github.com/hashicorp/terraform-provider-aws/issues/40339))
 
 BUG FIXES:
 
 * resource/aws_bedrock_provisioned_model_throughput: Properly manages `tags_all` when planning. ([#40305](https://github.com/hashicorp/terraform-provider-aws/issues/40305))
 * resource/aws_connect_contact_flow: Fix `deserialization failed, failed to decode response body with invalid JSON` errors on Read ([#40419](https://github.com/hashicorp/terraform-provider-aws/issues/40419))
+* resource/aws_rds_cluster_instance: Fix error when destroying from a read replica cluster ([#40409](https://github.com/hashicorp/terraform-provider-aws/issues/40409))
 
 ## 5.79.0 (December  3, 2024)