Update test_repo branch for CI to pass

Author: nss10

.github/workflows/integration_tests.yaml

@@ -8,6 +8,7 @@ jobs:
     uses: uc-cdis/.github/.github/workflows/integration_tests.yaml@master
     with:
       SERVICE_TO_TEST: gen3_workflow
+      TEST_REPO_BRANCH: cleanup_gen3wf_aws_resources
     secrets:
       CI_TEST_ORCID_USERID: ${{ secrets.CI_TEST_ORCID_USERID }}
       CI_TEST_ORCID_PASSWORD: ${{ secrets.CI_TEST_ORCID_PASSWORD }}