Update main.yml

Author: Indra512

.github/workflows/main.yml

@@ -1,9 +1,7 @@
 name: Playwright Tests
 on:
-  push:
-    branches: [ main, master ]
-  pull_request:
-    branches: [ main, master ]
+   repository_dispatch:
+    types: [trigger-automation]
 permissions:
     contents: read
     checks: write