pip prod(deps): bump mkdocstrings[python] in the python-packages group

Bumps the python-packages group with 1 update: [mkdocstrings[python]](https://github.com/mkdocstrings/mkdocstrings).


Updates `mkdocstrings[python]` from 0.28.0 to 0.28.1
- [Release notes](https://github.com/mkdocstrings/mkdocstrings/releases)
- [Changelog](https://github.com/mkdocstrings/mkdocstrings/blob/main/CHANGELOG.md)
- [Commits](mkdocstrings/mkdocstrings@0.28.0...0.28.1)

---
updated-dependencies:
- dependency-name: mkdocstrings[python]
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: python-packages
...

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

docs/requirements.txt

@@ -46,7 +46,7 @@ mkdocs-get-deps==0.2.0
     # via
     #   mkdocs
     #   mkdocstrings
-mkdocstrings[python]==0.28.0
+mkdocstrings[python]==0.28.1
     # via
     #   -r docs/requirements.in
     #   mkdocstrings-python