[BNX2]: Update version and copyright year

Update version to 1.4.31 and add 2006 copyright.

Skip the last digit when reporting the firmware version.

Signed-off-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/bnx2.h b/drivers/net/bnx2.h
index ae17b63..9f691cb 100644
--- a/drivers/net/bnx2.h
+++ b/drivers/net/bnx2.h
@@ -1,6 +1,6 @@
 /* bnx2.h: Broadcom NX2 network driver.
  *
- * Copyright (c) 2004, 2005 Broadcom Corporation
+ * Copyright (c) 2004, 2005, 2006 Broadcom 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