Bump the uv group with 2 updates (#498)

Bumps the uv group with 2 updates: [filelock](https://github.com/tox-dev/py-filelock) and [mkdocs-material](https://github.com/squidfunk/mkdocs-material).


Updates `filelock` from 3.19.1 to 3.20.0
- [Release notes](https://github.com/tox-dev/py-filelock/releases)
- [Changelog](https://github.com/tox-dev/filelock/blob/main/docs/changelog.rst)
- [Commits](tox-dev/filelock@3.19.1...3.20.0)

Updates `mkdocs-material` from 9.6.21 to 9.6.22
- [Release notes](https://github.com/squidfunk/mkdocs-material/releases)
- [Changelog](https://github.com/squidfunk/mkdocs-material/blob/master/CHANGELOG)
- [Commits](squidfunk/mkdocs-material@9.6.21...9.6.22)

---
updated-dependencies:
- dependency-name: filelock
  dependency-version: 3.20.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: uv
- dependency-name: mkdocs-material
  dependency-version: 9.6.22
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: uv
...

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

Author: dependabot[bot]

docs/requirements.txt

@@ -1,9 +1,9 @@
 # unique to ReadTheDocs
 atomicwrites==1.4.1
 distlib==0.4.0
-filelock==3.19.1
+filelock==3.20.0
 mkdocs==1.6.1
-mkdocs-material==9.6.21
+mkdocs-material==9.6.22
 mkdocs-material-extensions==1.3.1
 mkdocstrings==0.30.1
 mkdocstrings-python==1.18.2