Add a timestamp entry to allow forced delays to to be seen and accounted for in the timestamp data. BUG=None TEST=Build only Signed-off-by: Martin Roth <martinroth@chromium.org> Change-Id: I26c9fa5c8599a349de2631ac24b9ea8858d8d6c8 Reviewed-on: https://review.coreboot.org/c/coreboot/+/47312 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net> Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>