chore(deps): Bump black from 25.1.0 to 25.9.0 in /cdk in the cdk-deps group (#36)

Bumps the cdk-deps group in /cdk with 1 update: [black](https://github.com/psf/black).


Updates `black` from 25.1.0 to 25.9.0
- [Release notes](https://github.com/psf/black/releases)
- [Changelog](https://github.com/psf/black/blob/main/CHANGES.md)
- [Commits](psf/black@25.1.0...25.9.0)

---
updated-dependencies:
- dependency-name: black
  dependency-version: 25.9.0
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: cdk-deps
...

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Author: dependabot[bot]