8008023: Get rid of utf8 chars in two tests

Reviewed-by: jjg

test/tools/javac/api/6437999/Utf8.java

 /*
- * Copyright (c) 2006, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2006, 2013, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -22,6 +22,6 @@
  */
 
 /**
- * @author Peter von der Ahé
+ * @author Peter von der Ah\u00e9
  */
 class Utf8 {}

test/tools/javac/api/T6306137.java

@@ -27,7 +27,7 @@
  * @summary JSR 199: encoding option doesn't affect standard file manager
  * @compile -encoding utf-8 T6306137.java
  * @run main T6306137
- * @author  Peter von der Ahé
+ * @author  Peter von der Ah\u00e9
  */
 
 import java.io.File;