temporarily disable sync main until 2.14.3

.github/workflows/sync-main.yml

@@ -1,10 +1,10 @@
 name: Sync Main
 on:
-  schedule:
-    - cron:  '0 12 * * *'
-  push:
-    branches:
-      - 'main'
+  # schedule:
+  #   - cron:  '0 12 * * *'
+  # push:
+  #   branches:
+  #     - 'main'
   workflow_dispatch:
 jobs:
   sync-main: