Bump mkdocs-material from 9.7.0 to 9.7.7

Bumps [mkdocs-material](https://github.com/squidfunk/mkdocs-material) from 9.7.0 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@9.7.0...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>

Author: dependabot[bot]

poetry.lock

@@ -9,7 +9,7 @@ package-mode = false
 
 [tool.poetry.dependencies]
 python = "~3.11"
-mkdocs-material = "9.7.0"
+mkdocs-material = "9.7.7"
 strictyaml = "1.7.3"
 ics = {version = "0.8.0.dev0", allow-prereleases = true}
 requests = "2.34.0"