ath79: Fix UBNT Unifi AC LEDs

Both LEDs on these devices are ACTIVE_HIGH, change back to what
it is on ar71xx.

Signed-off-by: Paul Wassi <p.wassi@gmx.at>

target/linux/ath79/dts/qca9563_ubnt_unifiac.dtsi

@@ -15,13 +15,13 @@
 
 		wifi_ac {
 			label = "ubnt:white:dome";
-			gpios = <&gpio 7 GPIO_ACTIVE_LOW>;
+			gpios = <&gpio 7 GPIO_ACTIVE_HIGH>;
 			linux,default-trigger = "phy0tpt";
 		};
 
 		wifi_n {
 			label = "ubnt:blue:dome";
-			gpios = <&gpio 8 GPIO_ACTIVE_LOW>;
+			gpios = <&gpio 8 GPIO_ACTIVE_HIGH>;
 			linux,default-trigger = "phy1tpt";
 		};