Bump actions/setup-python from 4.3.0 to 4.3.1

Bumps [actions/setup-python](https://github.com/actions/setup-python) from 4.3.0 to 4.3.1.
- [Release notes](https://github.com/actions/setup-python/releases)
- [Commits](https://github.com/actions/setup-python/compare/v4.3.0...v4.3.1)

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

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/pull_request.yml

@@ -65,7 +65,7 @@ jobs:
       - name: Check out the repository
         uses: actions/checkout@v3
       - name: Set up Python ${{ env.DEFAULT_PYTHON }}
-        uses: actions/setup-python@v4.3.0
+        uses: actions/setup-python@v4.3.1
         with:
           python-version: ${{ env.DEFAULT_PYTHON }}
       - name: Install requirements