nasm can build on every architecture, it just can't generate anything but X86
code. As we can't know what the user intends to do with nasm, remove the
COMPATIBLE_HOST line.
(From OE-Core rev: 41d6e5bb295e952de6e1a3e36b313caa58e935bf)
Signed-off-by: Ross Burton <ross.burton@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>