Remove push trigger used to register the workflow

Author: rvermeulen

.github/workflows/prepare-release.yml

@@ -11,10 +11,6 @@ on:
         description: |
           The git commit, branch, or tag to release from.
         required: true
-  # The following push event trigger is only used for testing purposes. Should be removed before merging!
-  push:
-    branches:
-      - rvermeulen/release-process-improvements
 
 permissions:
   contents: write