intel/car: Fix stack guard placement

Make sure guard placement is above CAR region.

Change-Id: I780cdc0b2a549e7ac4b23b0870619f5648a644e7
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/21313
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
1 file changed