ci: improves e2e test

Author: xiaozhu36

.github/workflows/e2e.yml

@@ -1,7 +1,7 @@
 name: E2E Test Check
 on:
-  pull_request:
-    types: ['opened', 'synchronize']
+  pull_request_review:
+    types: [edited, submitted]
     paths:
       - '.github/**'
       - '.github/workflows/**'