Bump mkdocs-awesome-pages-plugin from 2.5.1 to 2.6.0

Bumps [mkdocs-awesome-pages-plugin](https://github.com/lukasgeiter/mkdocs-awesome-pages-plugin) from 2.5.1 to 2.6.0.
- [Release notes](https://github.com/lukasgeiter/mkdocs-awesome-pages-plugin/releases)
- [Commits](https://github.com/lukasgeiter/mkdocs-awesome-pages-plugin/compare/v2.5.1...v2.6.0)

---
updated-dependencies:
- dependency-name: mkdocs-awesome-pages-plugin
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

docs/requirements.txt

@@ -1,7 +1,7 @@
 git+https://github.com/fralau/mkdocs_macros_plugin@v0.5.12#egg=mkdocs-macros-plugin
 git+https://github.com/g-provost/lightgallery-markdown@v0.5#egg=lightgallery
 markdown==3.3.4
-mkdocs-awesome-pages-plugin==2.5.1
+mkdocs-awesome-pages-plugin==2.6.0
 mkdocs-git-revision-date-localized-plugin==0.10.0
 mkdocs-material-extensions==1.0.3
 mkdocs-material==7.3.4