use python 311

Author: t0mdavid-m

.github/workflows/test-pr-sphinx.yml

@@ -21,7 +21,7 @@ jobs:
 
     - uses: actions/setup-python@v4
       with:
-        python-version: '3.10' # Version range or exact version of a Python version to use, using SemVer's version range syntax    
+        python-version: '3.11' # Version range or exact version of a Python version to use, using SemVer's version range syntax    
 
     - name: Installing Dependencies
       run: pip install -r docs/requirements.txt