adjust deploy file to use marketplace action

.github/workflows/cross-repo-deploy.yml

@@ -1,18 +1,16 @@
 name:  Trigger Deployment Workflow in CareObra
 
-on:
-    pull_request:
-        types: [closed] #doublechec this meaning
+on: 
+    push:
         branches:
             - feature/LADO-1108-GenerateAutomaticChange
 
 jobs: 
     trigger-deployment:
         runs-on: ubuntu-latest
-        if: github.event.pull_request == true
         steps: 
           - name: Trigger deployment in another repo
-            uses: ./.github/actions/repo-dispatch
+            uses: peter-evans/repository-dispatch@v1
             with:
                 token: ${{ secrets.GITHUB_TOKEN }}
                 repository: UKHSA-Internal/hpod-ukhsa-generate-webform-url-citizen # Replace target repository's name