Update tests-schedule.yml

Author: atalman

.github/workflows/tests-schedule.yml

@@ -18,7 +18,7 @@ jobs:
       - name: Set up python
         uses: actions/setup-python@v2
         with:
-          python-version: 3.9
+          python-version: 3.10
 
       - name: Upgrade system packages
         run: python -m pip install --upgrade pip setuptools wheel