Fix broken test_android on CircleCI

Summary:
This diff addresses a couple of failures introduced on D36608419 (https://github.com/facebook/react-native/commit/7b778fbebb9e11896f0ef1578645232bb9bf0c7f)

Changelog:
[Internal] [Fixed] - Fix broken test_android on CircleCI

Reviewed By: robhogan

Differential Revision: D36758484

fbshipit-source-id: 6e822553e1f6b405a1ced5fccad6c81b03bb46b0

ReactAndroid/src/main/java/com/facebook/react/uimanager/ViewManager.java

@@ -55,7 +55,7 @@ public abstract class ViewManager<T extends View, C extends ReactShadowNode>
       return null;
     }
     if (!mRecyclableViews.containsKey(surfaceId)) {
-      mRecyclableViews.put(surfaceId, new Stack<>());
+      mRecyclableViews.put(surfaceId, new Stack<T>());
     }
     return mRecyclableViews.get(surfaceId);
   }