[eslint] updated eslintrc and improved the code (#4702)

frontend/src/components/dialog/repo-share-upload-links-dialog.js

@@ -112,7 +112,7 @@ class RepoShareUploadLinksDialog extends React.Component {
       this.setState({
         isLoading: false,
         errorMsg: Utils.getErrorMsg(error, true)
-      }); 
+      });
     });
   }