Bump actions/setup-python from 4 to 5

Bumps [actions/setup-python](https://github.com/actions/setup-python) from 4 to 5.
- [Release notes](https://github.com/actions/setup-python/releases)
- [Commits](actions/setup-python@v4...v5)

---
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/tests.yaml

@@ -25,7 +25,7 @@ jobs:
         run: pipx install poetry
 
       - name: Set up Python ${{ env.DEFAULT_PYTHON }}
-        uses: actions/setup-python@v4
+        uses: actions/setup-python@v5
         with:
           python-version: ${{ env.DEFAULT_PYTHON }}
           cache: "poetry"
@@ -66,7 +66,7 @@ jobs:
   #     - name: Check out code from GitHub
   #       uses: "actions/checkout@v3"
   #     - name: Setup Python ${{ env.DEFAULT_PYTHON }}
-  #       uses: "actions/setup-python@v4"
+  #       uses: "actions/setup-python@v5"
   #       with:
   #         python-version: ${{ env.DEFAULT_PYTHON }}
   #     - name: Install requirements