As it's an architecture-independent binary file.
Ref: https://github.com/openwrt/openwrt/pull/1521#issuecomment-
514687053
Suggested-by: Deng Qingfang <dengqf6@mail2.sysu.edu.cn>
Signed-off-by: Petr Štetiar <ynezz@true.cz>
(cherry picked from commit
57d1c05ec945b4853708d686c0782c4b1dcff0a9)
include $(INCLUDE_DIR)/package.mk
define Package/wireless-regdb
+ PKGARCH:=all
SECTION:=firmware
CATEGORY:=Firmware
URL:=https://git.kernel.org/pub/scm/linux/kernel/git/sforshee/wireless-regdb.git/