build(deps): bump mkdocs-material from 8.4.0 to 8.4.2 (#4463)

Bumps [mkdocs-material](https://github.com/squidfunk/mkdocs-material) from 8.4.0 to 8.4.2.
- [Release notes](https://github.com/squidfunk/mkdocs-material/releases)
- [Changelog](https://github.com/squidfunk/mkdocs-material/blob/master/CHANGELOG)
- [Commits](squidfunk/mkdocs-material@8.4.0...8.4.2)

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

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

docs/requirements.txt

@@ -7,7 +7,7 @@ markdown-include==0.7.0
 mdx-truly-sane-lists==1.3
 mkdocs==1.3.1
 mkdocs-exclude==1.0.2
-mkdocs-material==8.4.0
+mkdocs-material==8.4.2
 pyupgrade==2.37.3
 sqlalchemy
 orjson