Bump mkdocs-material from 9.7.1 to 9.7.7 (#594)

Bumps [mkdocs-material](https://github.com/squidfunk/mkdocs-material) from 9.7.1 to 9.7.7.
- [Release notes](https://github.com/squidfunk/mkdocs-material/releases)
- [Changelog](https://github.com/squidfunk/mkdocs-material/blob/master/CHANGELOG)
- [Commits](squidfunk/mkdocs-material@9.7.1...9.7.7)

---
updated-dependencies:
- dependency-name: mkdocs-material
  dependency-version: 9.7.7
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

requirements.txt

@@ -1,3 +1,3 @@
-mkdocs-material==9.7.1
+mkdocs-material==9.7.7
 mkdocs-ezlinks-plugin>=0.1.8
 mkdocs-llmstxt==0.5.0