Update QLogic phanfw.bin

Update firmware for QLogic Intelligent Ethernet (3000 and 3100 Series)
Adapters to revision 4.0.550
Signed-off-by: Sucheta Chakraborty <sucheta.chakraborty@qlogic.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>

WHENCE

@@ -1024,7 +1024,7 @@ Found in hex form in kernel source.
 Driver: netxen_nic - NetXen Multi port (1/10) Gigabit Ethernet NIC
 
 File: phanfw.bin
-Info: v4.0.534
+Info: v4.0.550
 
 Licence: Redistributable. See LICENCE.phanfw for details.