Bump actions/setup-python from 5.3.0 to 5.4.0

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]>

Author: dependabot[bot]

.github/workflows/mkdocs.yml

@@ -35,7 +35,7 @@ jobs:
       - name: Checkout
         uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
       - name: Setup Python
-        uses: actions/setup-python@0b93645e9fea7318ecaed2b359559ac225c90a2b # v5
+        uses: actions/setup-python@42375524e23c412d93fb67b49958b491fce71c38 # v5
         with:
           python-version: 3.x
           cache: "pip"