lcd4linux: drop dependencies on ar71xx

The ar71xx target has finally been removed in master, so drop the
dependencies in this package.

Don't remove the patch for the TEW673GRU driver, as it may come
back with ath79.

Signed-off-by: Adrian Schmutzler <freifunk@adrianschmutzler.de>

utils/lcd4linux/Config.in

@@ -274,12 +274,6 @@ config LCD4LINUX_CUSTOM_DRIVER_TeakLCM
 	bool
 	prompt "TeakLCM"
 
-config LCD4LINUX_CUSTOM_DRIVER_TEW673GRU
-	bool
-	select LCD4LINUX_CUSTOM_NEEDS_libgd
-	depends on TARGET_ar71xx
-	default TARGET_ar71xx
-
 config LCD4LINUX_CUSTOM_DRIVER_Trefon
 	bool
 	prompt "Trefon"

utils/lcd4linux/Makefile

@@ -8,7 +8,7 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=lcd4linux
-PKG_RELEASE:=4
+PKG_RELEASE:=5
 
 PKG_SOURCE_PROTO:=git
 PKG_SOURCE_URL:=https://github.com/feckert/lcd4linux
@@ -74,7 +74,6 @@ LCD4LINUX_DRIVERS:= \
 	st2205 \
 	T6963 \
 	TeakLCM \
-	$(if $(CONFIG_TARGET_ar71xx),TEW673GRU) \
 	Trefon \
 	USBHUB \
 	USBLCD \