ramips: fix Airlink AR725W device title

Gemtek is the ODM but the board was sold by Airlink101.

Signed-off-by: Mathias Kresin <[email protected]>

target/linux/ramips/image/rt288x.mk

@@ -23,7 +23,7 @@ TARGET_DEVICES += ar670w
 
 define Device/ar725w
   DTS := AR725W
-  DEVICE_TITLE := Gemtek AR725W
+  DEVICE_TITLE := Airlink AR725W
   IMAGES += factory.bin
   IMAGE/factory.bin := $$(sysupgrade_bin) | check-size 3328k | \
 	gemtek-header ar725w