ath79: use correct firmware name for UniFi AP

The Ubiquiti UniFi AP does not have a AHB connected radio but a PCI one.
Also the EEPROM ist only 0x440 bytes of length.

Reported-by: Martin Weinelt <martin@darmstadt.freifunk.net>
Tested-by: Martin Weinelt <martin@darmstadt.freifunk.net>
Signed-off-by: David Bauer <mail@david-bauer.net>
(backported from commit 4c5eb1040f94871626f6a533242c3a9c068d5bb6)
Signed-off-by: Adrian Schmutzler <freifunk@adrianschmutzler.de>

target/linux/ath79/base-files/etc/hotplug.d/firmware/10-ath9k-eeprom

@@ -148,7 +148,8 @@ case "$FIRMWARE" in
 	tplink,tl-wr941-v4)
 		ath9k_eeprom_extract "art" 4096 3768
 		;;
-	buffalo,wzr-hp-g450h)
+	buffalo,wzr-hp-g450h|\
+	ubnt,unifi)
 		ath9k_eeprom_extract "art" 4096 1088
 		;;
 	dlink,dir-825-c1|\
@@ -189,9 +190,6 @@ case "$FIRMWARE" in
 	pqi,air-pen)
 		ath9k_eeprom_extract "art" 4096 2002
 		;;
-	ubnt,unifi)
-		ath9k_eeprom_extract "art" 4096 2048
-		;;
 	wd,mynet-n750)
 		ath9k_eeprom_extract "art" 20480 1088
 		ath9k_patch_fw_mac $(mtd_get_mac_ascii devdata "wlan5mac") 2