It is impossible for `find_resource` to return NULL, it dies instead.
Change-Id: If8e26f768383e741100e3690322db3dabeec1922
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/43679
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Nico Huber <nico.h@gmx.de>