Following the license change, modify the boilerplates in crypto/

[skip ci]

Reviewed-by: Matt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/7827)
diff --git a/crypto/LPdir_win32.c b/crypto/LPdir_win32.c
index edceb98..b29e096 100644
--- a/crypto/LPdir_win32.c
+++ b/crypto/LPdir_win32.c
@@ -1,7 +1,7 @@
 /*
  * Copyright 2004-2016 The OpenSSL Project Authors. All Rights Reserved.
  *
- * Licensed under the OpenSSL license (the "License").  You may not use
+ * Licensed under the Apache License 2.0 (the "License").  You may not use
  * this file except in compliance with the License.  You can obtain a copy
  * in the file LICENSE in the source distribution or at
  * https://www.openssl.org/source/license.html