update docs python version to 3.11

.github/workflows/deploy-docs.yml

@@ -14,10 +14,10 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
-      - name: Set up Python 3.10
+      - name: Set up Python 3.11
         uses: actions/setup-python@v2
         with:
-          python-version: "3.10"
+          python-version: "3.11"
       - name: Install dependencies
         run: python -m pip install .[docs] --upgrade pip
       - name: Generate API docs & Build sphinx documentation