Update update_base.yml

.github/workflows/update_base.yml

@@ -3,11 +3,8 @@
 
 name: update-base
 on:
-  push:
-    #branches:    
-    #  - master
-    tags:        
-      - .*magic_pdf.*
+  release:
+    types: [published]
   workflow_dispatch:
 jobs:
   pdf-test: