ci: fix github-actions trigger sequence (#20138)

.github/workflows/on-demand-build-docker-image-deploy-preview.yml

@@ -140,10 +140,12 @@ jobs:
           /bin/bash ./scripts/deploy_preview.sh
 
   notify-url:
+    needs: [build-deploy-preview]
     runs-on: ubuntu-latest
+    if: success()
     steps:
       # This step creates a comment on the PR with a link to this workflow run.
-      - name: Add a comment on the PR with link to workflow run
+      - name: Add a comment on the PR with link to Deploy-Preview
         uses: peter-evans/create-or-update-comment@v2
         with:
           issue-number: ${{ github.event.client_payload.pull_request.number }}