put MM notification back into a separate stage, so that the container…

… purge done during the theia build doesn't delete the image in which the mm notifier lives

Change-Id: I128bac865c565a0aebe48810010afdf043618adf
Signed-off-by: nickboldt <nboldt@redhat.com>

.github/workflows/release.yml

@@ -86,6 +86,10 @@ jobs:
     - name: Publish packages to npmjs
       if: github.event.inputs.pushToNpmJs == true 
       run: yarn publish:next
+  notify:
+    runs-on: ubuntu-20.04
+    needs: build
+    steps:
     - name: Create failure MM message
       if: ${{ failure() }}
       run: |