ci(pr-diff): do not repeat the comment on ready_for_review

YDX-2147483647 · YDX-2147483647 · commit fb431fc1108c · 2025-07-02T13:31:00.000+08:00
diff --git a/.github/workflows/pr-diff.yml b/.github/workflows/pr-diff.yml
@@ -4,7 +4,6 @@ on:
   pull_request_target:
     types:
       - opened
-      - ready_for_review
 
 jobs:
   comment:
