fixing pages error

Signed-off-by: Arne Broering <arne.broering@siemens.com>

Author: arne-broering

.github/workflows/pages.yml

@@ -114,7 +114,7 @@ jobs:
       - name: Setup Python
         uses: actions/setup-python@v4
         with:
-          python-version: 3.x
+          python-version: '3.12'
 
       - name: Install poetry
         uses: abatilo/actions-poetry@v2