fix: metadata contextmenu position (#6643)

Co-authored-by: 杨国璇 <ygx@Hello-word.local>

frontend/src/components/dir-view-mode/dir-views.js

@@ -34,6 +34,8 @@ const DirViews = ({ userPerm, repoID, currentPath, currentRepoInfo }) => {
     updateEnableMetadata(value);
   }, [updateEnableMetadata]);
 
+  if (!enableMetadataManagement) return null;
+
   return (
     <>
       <TreeSection