Bump mkdocs-material from 9.6.2 to 9.6.4

Bumps [mkdocs-material](https://github.com/squidfunk/mkdocs-material) from 9.6.2 to 9.6.4.
- [Release notes](https://github.com/squidfunk/mkdocs-material/releases)
- [Changelog](https://github.com/squidfunk/mkdocs-material/blob/master/CHANGELOG)
- [Commits](squidfunk/mkdocs-material@9.6.2...9.6.4)

---
updated-dependencies:
- dependency-name: mkdocs-material
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

dev_requirements.txt

@@ -2,6 +2,6 @@ black==24.10.0
 isort==6.0.0
 pyright==1.1.393
 mypy==1.14.1
-mkdocs-material==9.6.2
+mkdocs-material==9.6.4
 mkdocstrings==0.27.0
 mkdocstrings[python]==0.27.0