fix: skip integration tests on branches without the test suites

.github/workflows/integration_tests.yml

@@ -17,11 +17,33 @@ concurrency:
   cancel-in-progress: true
 
 jobs:
-  android-integration-tests:
+  check-suites:
     if: github.event_name == 'workflow_dispatch' || github.event.pull_request.head.repo.fork == false
+    runs-on: ubuntu-latest
+    outputs:
+      present: ${{ steps.suites.outputs.present }}
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          ref: ${{ github.event.pull_request.head.sha || github.sha }}
+          sparse-checkout: integration_test/suites
+
+      - name: Check the branch has the test suites
+        id: suites
+        run: |
+          if [[ -d integration_test/suites/tier0 ]]; then
+            echo "present=true" >> "$GITHUB_OUTPUT"
+          else
+            echo "present=false" >> "$GITHUB_OUTPUT"
+            echo "::notice::This branch has no integration test suites yet, sync it with dev to run them"
+          fi
+
+  android-integration-tests:
+    needs: check-suites
+    if: needs.check-suites.outputs.present == 'true'
     uses: ./.github/workflows/reusable-integration-test.yml
     with:
-      ref: ${{ github.sha }}
+      ref: ${{ github.event.pull_request.head.sha || github.sha }}
       suite_dir: integration_test/suites
       test_tier: tier0
       slack_notify: true