update python version for builds

Author: imaginator

.github/workflows/ci.yml

@@ -16,6 +16,6 @@ jobs:
       - uses: actions/checkout@v2
       - uses: actions/setup-python@v2
         with:
-          python-version: 3.7
+          python-version: 3.11
       - run: pip install -r requirements.txt
       - run: mkdocs gh-deploy --force