commonlib/region.h requires SIZE_MAX to be defined. Change-Id: I588d59c2637b10def046ea02293e5503c9b6bc3d Signed-off-by: Jakub Czapiga <czapiga@google.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/83907 Reviewed-by: Subrata Banik <subratabanik@google.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Julius Werner <jwerner@chromium.org> Reviewed-by: Eric Lai <ericllai@google.com>