Bump jdk4py from 21.0.4.2 to 21.0.8.0 in the dependencies group

Bumps the dependencies group with 1 update: [jdk4py](https://github.com/activeviam/jdk4py).


Updates `jdk4py` from 21.0.4.2 to 21.0.8.0
- [Commits](https://github.com/activeviam/jdk4py/commits)

---
updated-dependencies:
- dependency-name: jdk4py
  dependency-version: 21.0.8.0
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: dependencies
...

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Author: dependabot[bot]