bug fix

src/view/Manage/AssetBrowse/index.jsx

@@ -97,9 +97,9 @@ const AssetBrowse = (props) => {
         <div className='tree-toggle' onClick={treeToggleClick}>
         { expandTree ? <CaretLeftOutlined /> : <CaretRightOutlined /> }
         </div>
-        {/* <div className='relation-toggle' onClick={relationToggleClick}>
+        <div className='relation-toggle' onClick={relationToggleClick}>
           { expandRelation ? <CaretLeftOutlined /> : <CaretRightOutlined /> }
-        </div> */}
+        </div>
       </div>
     </div>
   )