fix: Update Python dep to 3.10

To hopefully fix the outdated issue

.github/workflows/build.yml

@@ -14,10 +14,10 @@ jobs:
     # For setup, see https://www.mkdocs.org/#installation
     steps:
     - uses: actions/checkout@v1
-    - name: Set up Python 3.7
+    - name: Set up Python 3.10
       uses: actions/setup-python@v1
       with:
-        python-version: '3.7'
+        python-version: '3.10'
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip