lua: remove empty host dependencies definition

Signed-off-by: Julien Floret <julien.floret@6wind.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/lua/lua.mk

@@ -62,9 +62,6 @@ endef
 LUA_POST_PATCH_HOOKS += LUA_32BITS_LUACONF
 endif
 
-# We never want to have host-readline and host-ncurses as dependencies
-# of host-lua.
-HOST_LUA_DEPENDENCIES =
 HOST_LUA_CFLAGS = -Wall -fPIC -DLUA_USE_DLOPEN -DLUA_USE_POSIX
 HOST_LUA_MYLIBS = -ldl