hatch: Create sushi variant

hatch: Create sushi variant

Create the sushi variant of the hatch reference
board by copying the template files to a new directory named
for the variant.

(Auto-Generated by create_coreboot_variant.sh version 3.0.0).

BUG=None
BRANCH=None
TEST=util/abuild/abuild -p none -t google/hatch -x -a
make sure the build includes GOOGLE_SUSHI

Signed-off-by: Paul Fagerburg <pfagerburg@google.com>
Change-Id: Ie900d09ff55e695527eafe68a5a75cd4a0b6d340
Reviewed-on: https://review.coreboot.org/c/coreboot/+/39892
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Martin Roth <martinroth@google.com>