Update aws-cdk-aws-ec2 requirement from ~=1.164 to ~=1.204 in /cli

Updates the requirements on [aws-cdk-aws-ec2](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.md)
- [Commits](aws/aws-cdk@v1.164.0...v1.204.0)

---
updated-dependencies:
- dependency-name: aws-cdk-aws-ec2
  dependency-type: direct:production
...

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

cli/requirements.txt

@@ -2,7 +2,7 @@ aws-cdk.aws-batch~=1.164
 aws-cdk.aws-cloudformation~=1.164
 aws-cdk.aws-codebuild~=1.164
 aws-cdk.aws-dynamodb~=1.164
-aws-cdk.aws-ec2~=1.164
+aws-cdk.aws-ec2~=1.204
 aws-cdk.aws-efs~=1.164
 aws-cdk.aws-events~=1.164
 aws-cdk.aws-fsx~=1.164