Trigger on push

Author: ElePT

.github/workflows/update-version-pr.yaml

@@ -1,12 +1,15 @@
 name: Generate release prep. PR on new qiskit-serverless minor/major
 
 on:
+  push:
+    branches:
+      - '**'
   workflow_dispatch:
     inputs:
       override_version:
         description: "Manually override the latest qiskit-serverless version (for testing). Leave empty to use PyPI."
         required: false
-        default: ""
+        default: "0.29.0"
 
 permissions:
   contents: write