CHORE - Remove Trailing Spaces

Summary:Remove Trailing Spaces.

Why:
Sometimes there are conflicts with trailing spaces
Saves space
Those whose tools automatically delete them will have their pr watered down with trailing space removal
Closes https://github.com/facebook/react-native/pull/6787

Differential Revision: D3144704

fb-gh-sync-id: d8a62f115a3f8a8a49d5b07f56c540a02af38cf8
fbshipit-source-id: d8a62f115a3f8a8a49d5b07f56c540a02af38cf8

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

@@ -731,7 +731,7 @@ public class UIImplementation {
           absoluteY,
           mOperationsQueue,
           mNativeViewHierarchyOptimizer);
-      
+
       // notify JS about layout event if requested
       if (cssNode.shouldNotifyOnLayout()) {
         eventDispatcher.dispatchEvent(