we require more minutes

.github/workflows/run-tests.yml

@@ -10,7 +10,7 @@ jobs:
     strategy:
       matrix:
         python-version: [ 3.7, 3.8, 3.9 ]
-    timeout-minutes: 10
+    timeout-minutes: 30
     steps:
       - uses: actions/checkout@v2
       - name: Set up Python