ramips: image: drop redundant SUPPORTED_DEVICES

Signed-off-by: Piotr Dymacz <[email protected]>

target/linux/ramips/image/mt7620.mk

@@ -33,7 +33,6 @@ define Device/alfa-network_ac1200rm
   IMAGE_SIZE := 16064k
   DEVICE_TITLE := ALFA Network AC1200RM
   DEVICE_PACKAGES := kmod-usb2 kmod-usb-ohci
-  SUPPORTED_DEVICES := $(subst _,$(comma),$(1))
 endef
 TARGET_DEVICES += alfa-network_ac1200rm
 

target/linux/ramips/image/mt76x8.mk

@@ -24,7 +24,6 @@ define Device/alfa-network_awusfree1
   IMAGE_SIZE := $(ralink_default_fw_size_8M)
   DEVICE_TITLE := ALFA Network AWUSFREE1
   DEVICE_PACKAGES := uboot-envtools
-  SUPPORTED_DEVICES := $(subst _,$(comma),$(1))
 endef
 TARGET_DEVICES += alfa-network_awusfree1