forcedeth: updated copyright section

This patch updates the copyright section to include 2007 and 2008.
Signed-off-by: NAyaz Abdulla <aabdulla@nvidia.com>
Signed-off-by: NJeff Garzik <jeff@garzik.org>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

drivers/net/forcedeth.c

@@ -13,7 +13,7 @@
  * Copyright (C) 2004 Andrew de Quincey (wol support)
  * Copyright (C) 2004 Carl-Daniel Hailfinger (invalid MAC handling, insane
  *		IRQ rate fixes, bigendian fixes, cleanups, verification)
- * Copyright (c) 2004,5,6 NVIDIA Corporation
+ * Copyright (c) 2004,2005,2006,2007,2008 NVIDIA Corporation
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by