Bump the actions group in /requirements with 3 updates

Bumps the actions group in /requirements with 3 updates: [mkdocs-material](https://github.com/squidfunk/mkdocs-material), [mkdocs-include-markdown-plugin](https://github.com/mondeja/mkdocs-include-markdown-plugin) and [mkdocstrings[python]](https://github.com/mkdocstrings/mkdocstrings).


Updates `mkdocs-material` from 9.5.20 to 9.5.25
- [Release notes](https://github.com/squidfunk/mkdocs-material/releases)
- [Changelog](https://github.com/squidfunk/mkdocs-material/blob/master/CHANGELOG)
- [Commits](squidfunk/mkdocs-material@9.5.20...9.5.25)

Updates `mkdocs-include-markdown-plugin` from 6.0.5 to 6.0.7
- [Release notes](https://github.com/mondeja/mkdocs-include-markdown-plugin/releases)
- [Commits](mondeja/mkdocs-include-markdown-plugin@v6.0.5...v6.0.7)

Updates `mkdocstrings[python]` from 0.25.0 to 0.25.1
- [Release notes](https://github.com/mkdocstrings/mkdocstrings/releases)
- [Changelog](https://github.com/mkdocstrings/mkdocstrings/blob/main/CHANGELOG.md)
- [Commits](mkdocstrings/mkdocstrings@0.25.0...0.25.1)

---
updated-dependencies:
- dependency-name: mkdocs-material
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: actions
- dependency-name: mkdocs-include-markdown-plugin
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: actions
- dependency-name: mkdocstrings[python]
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: actions
...

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

requirements/docs.txt

@@ -1,4 +1,4 @@
 mkdocs==1.6.0
-mkdocs-material==9.5.20
-mkdocs-include-markdown-plugin==6.0.5
-mkdocstrings[python]==0.25.0
+mkdocs-material==9.5.25
+mkdocs-include-markdown-plugin==6.0.7
+mkdocstrings[python]==0.25.1