Ignore react-vis types missing

Reviewed By: defHLT

Differential Revision: D30993257

fbshipit-source-id: 32d7f6af837f47407e10e3c3bd744071d6b374e6

desktop/plugins/public/fresco/ImagesMemoryOverview.tsx

@@ -14,6 +14,7 @@ import {Empty} from 'antd';
 
 import React, {PureComponent} from 'react';
 
+// @ts-ignore
 import {Treemap, TreemapPoint} from 'react-vis';
 
 import {toKB, formatMB, formatKB} from './ImagesCacheOverview';