Update merge-requires.yml

Fix github action

AB#10062

Signed-off-by: Paul Hewlett <1104895+eccles@users.noreply.github.com>

.github/workflows/merge-requires.yml

@@ -19,16 +19,18 @@ jobs:
     runs-on: ubuntu-latest
     needs: [ci]
     steps:
+      - name: Echo github obj
+        run: echo ${{ toJson(github) }}
       - name: ok
         run: |
-          echo "event_name=${{ github.event_name}}" 
           echo "This code is mergeable"
 
   release-checks-ok:
     runs-on: ubuntu-latest
     needs: [ci, release]
     steps:
+      - name: Echo github obj
+        run: echo ${{ toJson(github) }}
       - name: ok
         run: |
-          echo "event_name=${{ github.event_name}}"
           echo "This code is releasable"