build(deps): bump mkdocs-material from 9.3.2 to 9.4.3 in /docs

Bumps [mkdocs-material](https://github.com/squidfunk/mkdocs-material) from 9.3.2 to 9.4.3.
- [Release notes](https://github.com/squidfunk/mkdocs-material/releases)
- [Changelog](https://github.com/squidfunk/mkdocs-material/blob/master/CHANGELOG)
- [Commits](squidfunk/mkdocs-material@9.3.2...9.4.3)

---
updated-dependencies:
- dependency-name: mkdocs-material
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

docs/Pipfile

@@ -6,7 +6,7 @@ name = "pypi"
 [packages]
 mkdocs = "*"
 pymdown-extensions = "*"
-mkdocs-material = "9.3.2"
+mkdocs-material = "9.4.3"
 mkdocs-macros-plugin = "*"
 mkdocs-git-revision-date-localized-plugin = "*"
 mkdocs-git-authors-plugin = "*"