Fix some typos in license headers.

These are not in upstream and were probably introduced on accident by stray vim
keystrokes.

Change-Id: I35f51f81fc37e75702e7d8ffc6f040ce71321b54
Reviewed-on: https://boringssl-review.googlesource.com/5490
Reviewed-by: Adam Langley <agl@google.com>

include/openssl/md5.h

diff --git a/include/openssl/md5.h b/include/openssl/md5.h
index 0246649..9b13922 100644
--- a/include/openssl/md5.h
+++ b/include/openssl/md5.h
@@ -1,4 +1,5 @@
-/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) * All rights reserved.
+/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
+ * All rights reserved.
  *
  * This package is an SSL implementation written
  * by Eric Young (eay@cryptsoft.com).