Bump actions/setup-python from 3 to 4

Bumps [actions/setup-python](https://github.com/actions/setup-python) from 3 to 4.
- [Release notes](https://github.com/actions/setup-python/releases)
- [Commits](actions/setup-python@v3...v4)

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

Signed-off-by: dependabot[bot] <[email protected]>

.github/workflows/documentation.yaml

@@ -12,7 +12,7 @@ jobs:
         runs-on: ubuntu-latest
         steps:
             - uses: actions/checkout@v3
-            - uses: actions/setup-python@v3
+            - uses: actions/setup-python@v4
             - name: Install dependencies 🛒
               run: |
                   pip install .