chore(deps): Update black requirement in /packages/@jsii/python-runtime

Updates the requirements on [black](https://github.com/psf/black) to permit the latest version.
- [Release notes](https://github.com/psf/black/releases)
- [Changelog](https://github.com/psf/black/blob/main/CHANGES.md)
- [Commits](psf/black@22.3.0...22.6.0)

---
updated-dependencies:
- dependency-name: black
  dependency-type: direct:production
...

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

Author: dependabot[bot]

packages/@jsii/python-runtime/requirements.txt

@@ -1,4 +1,4 @@
-black~=22.3
+black~=22.6
 mypy==0.812
 pip~=22.1
 pytest~=7.1