Modify Sun copyright to follow OpenSSL style

Approved by Oracle.

Reviewed-by: Bernd Edlinger <bernd.edlinger@hotmail.de>
(Merged from https://github.com/openssl/openssl/pull/3585)
diff --git a/ssl/ssl_cert.c b/ssl/ssl_cert.c
index f8e141a..d7f6602 100644
--- a/ssl/ssl_cert.c
+++ b/ssl/ssl_cert.c
@@ -1,5 +1,6 @@
 /*
  * Copyright 1995-2017 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright (c) 2002, Oracle and/or its affiliates. All rights reserved
  *
  * Licensed under the OpenSSL license (the "License").  You may not use
  * this file except in compliance with the License.  You can obtain a copy
@@ -7,12 +8,6 @@
  * https://www.openssl.org/source/license.html
  */
 
-/* ====================================================================
- * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED.
- * ECC cipher suite support in OpenSSL originally developed by
- * SUN MICROSYSTEMS, INC., and contributed to the OpenSSL project.
- */
-
 #include <stdio.h>
 
 #include "e_os.h"