RFR JDK-8250929: Missing "classpath exception" in LambdaProxyClassArchive.java

[Mandy Chung]

Trivial update on license header.

diff --git 
a/src/java.base/share/classes/java/lang/invoke/LambdaProxyClassArchive.java 
b/src/java.base/share/classes/java/lang/invoke/LambdaProxyClassArchive.java
--- 
a/src/java.base/share/classes/java/lang/invoke/LambdaProxyClassArchive.java
+++ 
b/src/java.base/share/classes/java/lang/invoke/LambdaProxyClassArchive.java
@@ -4,7 +4,9 @@
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
- * published by the Free Software Foundation.
+ * published by the Free Software Foundation.  Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
   *
   * This code is distributed in the hope that it will be useful, but 
WITHOUT
   * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or


thanks
Mandy