Use Python 3.11

Author: Guts

.github/workflows/documentation.yml

@@ -41,7 +41,7 @@ jobs:
       - name: Set up Python
         uses: actions/setup-python@v4
         with:
-          python-version: "3.10"
+          python-version: "3.11"
           cache: "pip"
           cache-dependency-path: "requirements/documentation.txt"