Bump actions/setup-python from 5.3.0 to 5.4.0 (#641)

Bumps [actions/setup-python](https://github.com/actions/setup-python) from 5.3.0 to 5.4.0.
- [Release notes](https://github.com/actions/setup-python/releases)
- [Commits](actions/setup-python@0b93645...4237552)

---
updated-dependencies:
- dependency-name: actions/setup-python
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

.github/workflows/docs.yml

@@ -29,7 +29,7 @@ jobs:
             *.actions.githubusercontent.com:443
 
       - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683
-      - uses: actions/setup-python@0b93645e9fea7318ecaed2b359559ac225c90a2b
+      - uses: actions/setup-python@42375524e23c412d93fb67b49958b491fce71c38
         with:
           python-version: 3.x
       - run: pip install mkdocs-material mkdocs-awesome-pages-plugin