Allow it to checkout the repo

Author: GeorgianaElena

.github/workflows/pd-triggered-health-check.yaml

@@ -46,6 +46,9 @@ jobs:
     needs: [get_incident_details, health_check]
     runs-on: ubuntu-latest
     steps:
+    - uses: actions/checkout@v6
+      with:
+        submodules: true
     - name: Report Status
       if: always()
       uses: ravsamhq/notify-slack-action@v2