Publish using python 3.9

Co-authored-by: Michael <35783820+mib1185@users.noreply.github.com>

Author: flabbamann

.github/workflows/publish.yml

@@ -12,7 +12,7 @@ jobs:
       - name: Set up Python 3.7
         uses: actions/setup-python@v5
         with:
-          python-version: 3.7
+          python-version: 3.9
       - name: Install pypa/build
         run: >-
           python -m