Update actions/setup-python action to v5 (#85)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/workflows/github-pages.yml

@@ -28,7 +28,7 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Set up Python 3.11
-        uses: actions/setup-python@v4
+        uses: actions/setup-python@v5
         with:
           python-version: "3.11"