Add new firmware for AR9271 devices.

This FW is at version 1.0 and adds AP mode support.
Signed-off-by: Sujith Manoharan <Sujith.Manoharan@atheros.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>

WHENCE

@@ -436,6 +436,7 @@ Driver: ath9k_htc - Atheros HTC devices (USB)
 File: ar9271.fw
 File: ar7010.fw
 File: ar7010_1_1.fw
+File: htc_9271.fw
 
 Licence: Redistributable. See LICENCE.atheros_firmware for details