netxen_nic: Update QLogic phanfw.bin to version 4.0.588

Signed-off-by: Shahed Shaikh <shahed.shaikh@qlogic.com>

LICENCE.phanfw

-Copyright © 2003-2010 QLogic Corporation
+Copyright © 2003-2012 QLogic Corporation
 QLogic Linux Intelligent Ethernet (3000 and 3100 Series) Adapter Firmware
 
 Redistribution and use in binary form, without modification, for use in

WHENCE

@@ -1149,7 +1149,7 @@ Found in hex form in kernel source.
 Driver: netxen_nic - NetXen Multi port (1/10) Gigabit Ethernet NIC
 
 File: phanfw.bin
-Version: 4.0.579
+Version: 4.0.588
 
 Licence: Redistributable. See LICENCE.phanfw for details.