Update ToastAndroidExample.android.js

Summary: Closes https://github.com/facebook/react-native/pull/3236

Reviewed By: @​svcscm

Differential Revision: D2517317

Pulled By: @mkonicek

fb-gh-sync-id: cfbcffd5fdf5e5d2a59b35b35d890717ce64f4a3

Examples/UIExplorer/ToastAndroidExample.android.js

@@ -21,7 +21,7 @@ var {
   StyleSheet,
   Text,
   ToastAndroid,
-  TouchableWithoutFeedback
+  TouchableWithoutFeedback,
 } = React;
 
 var UIExplorerBlock = require('UIExplorerBlock');