Deps: Bump the python-packages group with 2 updates

Bumps the python-packages group with 2 updates: [pytz](https://github.com/stub42/pytz) and [rich](https://github.com/Textualize/rich).


Updates `pytz` from 2023.3 to 2023.3.post1
- [Commits](stub42/pytz@release_2023.3...release_2023.3.post1)

Updates `rich` from 13.5.2 to 13.5.3
- [Release notes](https://github.com/Textualize/rich/releases)
- [Changelog](https://github.com/Textualize/rich/blob/master/CHANGELOG.md)
- [Commits](Textualize/rich@v13.5.2...v13.5.3)

---
updated-dependencies:
- dependency-name: pytz
  dependency-type: indirect
  update-type: version-update:semver-patch
  dependency-group: python-packages
- dependency-name: rich
  dependency-type: indirect
  update-type: version-update:semver-patch
  dependency-group: python-packages
...

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