Update push.yml

.github/workflows/push.yml

@@ -1,13 +1,21 @@
----
-# See https://github.com/ansible/devtools/blob/main/.github/workflows/push.yml
+# push workflow is shared and expected to perform actions after a merge happens
+# on a maintenance branch (default or release). For example updating the
+# draft release-notes.
 name: push
-"on":
+
+on:
   push:
+    # branches to consider in the event; optional, defaults to all
     branches:
       - main
-      - "releases/**"
-      - "stable/**"
+      - 'releases/**'
+      - 'stable/**'
+  workflow_call:  # allows reuse of this workflow from other devtools repos
 
 jobs:
-  ack:
-    uses: ansible/devtools/.github/workflows/push.yml@main
+  update_release_draft:
+    runs-on: ubuntu-22.04
+    steps:
+      - uses: release-drafter/release-drafter@v5
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}