Clean up merge problems with illumos#11083 (nfs-zone)

@@ -19,11 +19,10 @@
  * CDDL HEADER END
  */
 
 /*
  * Copyright (c) 1995, 2010, Oracle and/or its affiliates. All rights reserved.
- * Copyright (c) 2015 Joyent, Inc.  All rights reserved.
  * Copyright (c) 2015 by Delphix. All rights reserved.
  * Copyright (c) 2015 Joyent, Inc.  All rights reserved.
  * Copyright 2018 Nexenta Systems, Inc. All rights reserved.
  */