feat:优化外部课展示栏

src/modules/course-manage/video-course/components/VideoCourseList.jsx

@@ -268,7 +268,7 @@ class VideoCourseList extends React.Component {
       },
       },
     ];
     ];
 
 
-    type !== 'internal' && columns.splice(2, 1);
+    type !== 'internal' && columns.splice(5, 1);
     return columns;
     return columns;
   };
   };