Update Python version in the melpazoid workflow

.github/workflows/melpazoid.yml

@@ -13,7 +13,7 @@ jobs:
     - uses: actions/checkout@v2
     - name: Set up Python 3.6
       uses: actions/setup-python@v1
-      with: { python-version: 3.6 }
+      with: { python-version: 3.10 }
     - name: Install
       run: |
         python -m pip install --upgrade pip