Python 3.11

Author: blessio

Diff for: .github/workflows/bld-test-upload.yml

@@ -130,7 +130,7 @@ jobs:
     - name: 172. Fix Python dependency 
       uses: actions/setup-python@v5
       with:
-        python-version: '3.12'
+        python-version: '3.11'
 
     - name: 173.4 MACOS (re)install python
       if: ${{ startsWith( matrix.config.os , 'macos' ) }}