bnx2x: Adding FW 7.0.23.0

This FW supports multiple concurrent classes of service in network traffic.
Signed-off-by: Ariel Elior <ariele@broadcom.com>
Signed-off-by: Eilon Greenstein <eilong@broadcom.com>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>

WHENCE

@@ -1002,6 +1002,9 @@ File: bnx2x-e1h-5.2.13.0.fw
 File: bnx2x/bnx2x-e2-7.0.20.0.fw
 File: bnx2x/bnx2x-e1-7.0.20.0.fw
 File: bnx2x/bnx2x-e1h-7.0.20.0.fw
+File: bnx2x/bnx2x-e2-7.0.23.0.fw
+File: bnx2x/bnx2x-e1-7.0.23.0.fw
+File: bnx2x/bnx2x-e1h-7.0.23.0.fw
 
 License:
   Copyright (c) 2007-2010 Broadcom Corporation