package/bpftool: enable support for arm/armeb
The local copy bpftool uses now compiles fine on both arm and armeb.
Add these archs to BR2_PACKAGE_BPFTOOL_ARCH_SUPPORTS.
Signed-off-by: Ignacy Gawędzki <ignacy.gawedzki@green-communications.fr>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>