Attempt to use Python3 in integration tests (node dependency)

Author: camertron

.github/workflows/integration_tests.yml

@@ -30,7 +30,7 @@ jobs:
           node-version: '16'
       - uses: actions/setup-python@v4
         with:
-          python-version: '2.7.x'
+          python-version: '3.x'
       - name: Install Bundler
         run: gem install bundler
       - name: Install Kind