Bump aws-cdk-lib in /cdk in the minor-and-patch group

Bumps the minor-and-patch group in /cdk with 1 update: [aws-cdk-lib](https://github.com/aws/aws-cdk).


Updates `aws-cdk-lib` from 2.253.1 to 2.257.0
- [Release notes](https://github.com/aws/aws-cdk/releases)
- [Changelog](https://github.com/aws/aws-cdk/blob/main/CHANGELOG.v2.alpha.md)
- [Commits](https://github.com/aws/aws-cdk/compare/v2.253.1...v2.257.0)

---
updated-dependencies:
- dependency-name: aws-cdk-lib
  dependency-version: 2.257.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: minor-and-patch
...

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

cdk/requirements.txt

@@ -1,2 +1,2 @@
-aws-cdk-lib==2.253.1
+aws-cdk-lib==2.257.0
 constructs>=10.6.0