To limit tests to specific build host architectures.
For example KVM testing will only work if target and
build architectures are the same.
(From OE-Core rev: c59b74b8bfd3b351a31204f33e00351ad5e5b657)
Signed-off-by: Mikko Rapeli <mikko.rapeli@linaro.org>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>