Make the AbstractSparseArray.Node class public (14.1.2.0 cl 118212 --> 14.1.2.0 CE)

[git-p4: depot-paths = "//dev/coherence-ce/release/coherence-ce-v14.1.2.0/": change = 118266]

Author: fryp

prj/coherence-core/src/main/java/com/tangosol/util/AbstractSparseArray.java

@@ -1,8 +1,8 @@
 /*
- * Copyright (c) 2000, 2020, Oracle and/or its affiliates.
+ * Copyright (c) 2000, 2025, Oracle and/or its affiliates.
  *
  * Licensed under the Universal Permissive License v 1.0 as shown at
- * http://oss.oracle.com/licenses/upl.
+ * https://oss.oracle.com/licenses/upl.
  */
 package com.tangosol.util;
 
@@ -960,7 +960,7 @@ else if (child.balance == iBal)
     * An AVL tree node. This class is used only within the AbstractSparseArray
     * class and its derivations.
     */
-    protected abstract static class Node<V>
+    public abstract static class Node<V>
             implements Cloneable, Serializable
         {
         // ----- Node<V> methods -----------------------------------------------