remove the MR

Author: ZhengyiLuo

.github/workflows/docs.yml

@@ -9,13 +9,6 @@ on:
       - "docs/**"
       - ".github/workflows/docs.yml"
       - ".gitattributes"
-  pull_request:
-    branches:
-      - main
-    paths:
-      - "docs/**"
-      - ".github/workflows/docs.yml"
-      - ".gitattributes"
   workflow_dispatch:
 
 # Allow only one concurrent deployment; cancel in-flight runs