Add back deprecated getParent methods for non-breaking API change

Also make java method public

java/com/facebook/yoga/YogaNode.java

@@ -234,15 +234,14 @@ public class YogaNode implements Cloneable {
    * {@link YogaNode} is shared between two or more YogaTrees.
    */
   @Nullable
-  public
-  YogaNode getOwner() {
+  public YogaNode getOwner() {
     return mOwner;
   }
 
   /** @deprecated Use #getOwner() instead. This will be removed in the next version. */
   @Deprecated
   @Nullable
-  YogaNode getParent() {
+  public YogaNode getParent() {
     return getOwner();
   }