This will add support to use qemu from the running host,
with this is possible to put qemu-native in ASSUME_PROVIDED
variable.
By default it will try to get qemu from the build sysroot,
and only if it fails will try to use the host's qemu.
(From OE-Core rev: fe7fd2cd3a9c4fb5b31bd3cab81c96a3b81cb540)
Signed-off-by: Mariano Lopez <mariano.lopez@linux.intel.com>
Signed-off-by: Ross Burton <ross.burton@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>