use Python 3.12 in sonarcloud.yml of the generated package

Author: fdiblen

template/.github/workflows/{% if AddSonarCloud %}sonarcloud.yml{% endif %}

@@ -21,7 +21,7 @@ jobs:
       - name: Set up Python
         uses: actions/setup-python@v5
         with:
-          python-version: 3.9
+          python-version: 3.12
       - name: Python info
         shell: bash -e {0}
         run: |