explicit type args in react-native-github

Reviewed By: vjeux

Differential Revision: D3342856

fbshipit-source-id: ba5a4d5529fc9d1d1efe98cc175d718c5f044a5b

Examples/UIExplorer/GeolocationExample.js

@@ -32,7 +32,7 @@ exports.description = 'Examples of using the Geolocation API.';
 exports.examples = [
   {
     title: 'navigator.geolocation',
-    render: function(): ReactElement {
+    render: function(): ReactElement<any> {
       return <GeolocationExample />;
     },
   }