[XFS] Update copyrights

SGI-PV: 933551
SGI-Modid: xfs-linux:xfs-kern:190625a
Signed-off-by: NDean Roehrich <roehrich@sgi.com>
Signed-off-by: NNathan Scott <nathans@sgi.com>

fs/xfs/xfs_dmapi.h

 /*
- * Copyright (c) 2000-2004 Silicon Graphics, Inc.  All Rights Reserved.
+ * Copyright (c) 2000-2005 Silicon Graphics, Inc.  All Rights Reserved.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of version 2 of the GNU General Public License as