iwlwifi: add firmware for 7260 / 3160 devices

Add new firmware for new devices: 7260 and 3160
version:
22.0.7.0

Cc: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>

LICENCE.iwlwifi_firmware

-Copyright (c) 2006-2012, Intel Corporation.
+Copyright (c) 2006-2013, Intel Corporation.
 All rights reserved.
 
 Redistribution.  Redistribution and use in binary form, without

WHENCE

@@ -801,6 +801,12 @@ Version: 18.168.6.1
 File: iwlwifi-2000-6.ucode
 Version: 18.168.6.1
 
+File: iwlwifi-7260-7.ucode
+Version: 22.0.7.0
+
+File: iwlwifi-3160-7.ucode
+Version: 22.0.7.0
+
 Licence: Redistributable. See LICENCE.iwlwifi_firmware for details
 
 Also available from http://intellinuxwireless.org/?n=Downloads