doc: update openssl LICENSE using license-builder.sh

* due to: openssl bump in 1f43478

PR-URL: nodejs/node#6065
Reviewed-By: Jeremiah Senkpiel <fishrock123@rocketmail.com>
Reviewed-By: Myles Borins <myles.borins@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>

LICENSE

@@ -506,7 +506,7 @@ The externally maintained libraries used by Node.js are:
 
 - OpenSSL, located at deps/openssl, is licensed as follows:
   """
-    Copyright (c) 1998-2011 The OpenSSL Project.  All rights reserved.
+    Copyright (c) 1998-2016 The OpenSSL Project.  All rights reserved.
 
     Redistribution and use in source and binary forms, with or without
     modification, are permitted provided that the following conditions