streams - removed unneeded overrides

src/main/java/org/json/JSONObject.java

@@ -75,21 +75,12 @@
  * @version 2016-08-15
  */
 public class JSONObject implements Iterable<String> {
+
     @Override
     public Iterator<String> iterator() {
         return keys();
     }
 
-    @Override
-    public void forEach(Consumer<? super String> action) {
-        Iterable.super.forEach(action);
-    }
-
-    @Override
-    public Spliterator<String> spliterator() {
-        return Iterable.super.spliterator();
-    }
-
     /**
      * JSONObject.NULL is equivalent to the value that JavaScript calls null,
      * whilst Java's null is equivalent to the value that JavaScript calls