Currently, memranges_steal() steals at the lowest possible address. This is actually reflected by the test code that checks if the *base* of the READONLY_TAG range changes. Furthermore, the test ends with the memranges restored, so revise the comment on the final state. Change-Id: Idef71ce464280c6805145f229de9e8913ba850bc Signed-off-by: Nico Huber <nico.h@gmx.de> Reviewed-on: https://review.coreboot.org/c/coreboot/+/66606 Reviewed-by: Arthur Heymans <arthur@aheymans.xyz> Reviewed-by: Jan Dabros <jsd@semihalf.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>