Update aws-cdk-aws-cloudwatch requirement in /cli

Updates the requirements on [aws-cdk-aws-cloudwatch](https://github.com/aws/aws-cdk) to permit the latest version.
- [Release notes](https://github.com/aws/aws-cdk/releases)
- [Changelog](https://github.com/aws/aws-cdk/blob/main/CHANGELOG.v2.alpha.md)
- [Commits](aws/aws-cdk@v1.164.0...v1.204.0)

---
updated-dependencies:
- dependency-name: aws-cdk-aws-cloudwatch
  dependency-version: 1.204.0
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

cli/requirements.txt

@@ -13,7 +13,7 @@ aws-cdk.aws-route53~=1.164
 aws-cdk.aws-sqs~=1.164
 aws-cdk.aws-ssm~=1.164
 aws-cdk.core~=1.164
-aws_cdk.aws-cloudwatch~=1.164
+aws_cdk.aws-cloudwatch~=1.204
 aws_cdk.aws-lambda~=1.164
 boto3>=1.39.4
 jinja2~=3.0