Fix CI-status-report (#18679)

* Test CI status report

* Fail both regardless

* that wasn't suppose to work

* Test using conclusion

* Test alls-green

* Add back report

* Add or case?

* Remove success()

* Only send message on main

.github/workflows/ci-cd.yml

@@ -193,11 +193,10 @@ jobs:
     if: always()
 
     steps:
-      - run: exit 0
-        if: success()
-
-      - run: exit 1
-        if: failure()
+      - name: Decide whether the needed jobs succeeded or failed
+        uses: re-actors/alls-green@release/v1
+        with:
+          jobs: ${{ toJSON(needs) }}
 
       - name: Report failure to Slack channel
         uses: slackapi/slack-github-action@v1