* core: update HCL dependency to improve whitespace handling in `terraform fmt` ([#6347](https://github.com/hashicorp/terraform/issues/6347))
* core: Add support for marking outputs as sensitive ([#6559](https://github.com/hashicorp/terraform/issues/6559))
* provider/aws: Add agent_version argument to `aws_opswork_stack` ([#6493](https://github.com/hashicorp/terraform/issues/6493))
* provider/aws: Add support for request parameters to `api_gateway_method`&`api_gateway_integration` ([#6501](https://github.com/hashicorp/terraform/issues/6501))
* provider/aws: Add support for response parameters to `api_gateway_method_response`&`api_gateway_integration_response` ([#6344](https://github.com/hashicorp/terraform/issues/6344))