Fix python version identifier in CI

Author: amitkummer

.github/workflows/integration.yml

@@ -12,7 +12,7 @@ jobs:
     - uses: actions/checkout@v2
     - uses: actions/setup-python@v2
       with:
-        python-version: 3.10
+        python-version: '3.10'
 
     - name: Cache dependencies
       uses: actions/cache@v2