build(deps): bump aws-cdk-lib from 2.219.0 to 2.221.1

Bumps [aws-cdk-lib](https://github.com/aws/aws-cdk) from 2.219.0 to 2.221.1.
- [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@v2.219.0...v2.221.1)

---
updated-dependencies:
- dependency-name: aws-cdk-lib
  dependency-version: 2.221.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

infra/requirements.txt

@@ -1,3 +1,3 @@
-aws-cdk-lib==2.219.0
+aws-cdk-lib==2.221.1
 constructs>=10.0.0,<11.0.0
 aws-cdk.aws-apprunner-alpha==2.219.0a0