fix: Dashboard crashes when selecting app (#2747)

Author: dblythy

src/components/ColumnsConfiguration/ColumnsConfiguration.react.js

@@ -1,6 +1,6 @@
 import React from 'react';
 import { DndProvider } from 'react-dnd';
-import HTML5Backend from 'react-dnd-html5-backend';
+import { HTML5Backend } from 'react-dnd-html5-backend';
 
 import Button from 'components/Button/Button.react';
 import ColumnConfigurationItem from 'components/ColumnsConfiguration/ColumnConfigurationItem.react';

src/components/DataBrowserHeader/DataBrowserHeader.example.js

@@ -6,7 +6,7 @@
  * the root directory of this source tree.
  */
 import DataBrowserHeader from 'components/DataBrowserHeader/DataBrowserHeader.react';
-import HTML5Backend from 'react-dnd-html5-backend';
+import { HTML5Backend } from 'react-dnd-html5-backend';
 import React from 'react';
 import { DndProvider } from 'react-dnd';
 

src/components/DataBrowserHeaderBar/DataBrowserHeaderBar.react.js

@@ -7,7 +7,7 @@
  */
 import DataBrowserHeader from 'components/DataBrowserHeader/DataBrowserHeader.react';
 import DragHandle from 'components/DragHandle/DragHandle.react';
-import HTML5Backend from 'react-dnd-html5-backend';
+import { HTML5Backend } from 'react-dnd-html5-backend';
 import React from 'react';
 import styles from 'components/DataBrowserHeaderBar/DataBrowserHeaderBar.scss';
 import { DndProvider } from 'react-dnd';

src/components/DragHandle/DragHandle.example.js

@@ -7,7 +7,7 @@
  */
 import DataBrowserHeader from 'components/DataBrowserHeader/DataBrowserHeader.react';
 import DragHandle from 'components/DragHandle/DragHandle.react';
-import HTML5Backend from 'react-dnd-html5-backend';
+import { HTML5Backend } from 'react-dnd-html5-backend';
 import React from 'react';
 import { DndProvider } from 'react-dnd';