mb/google/brox: Create greenbayupoc variant

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

BUG=b:329530883
BRANCH=None
TEST=util/abuild/abuild -p none -t google/brox -x -a
make sure the build includes GOOGLE_GREENBAYUPOC.

Change-Id: I90936d97b41e59c49dd92997146caf580bce1f4f
Signed-off-by: Eren Peng <peng.eren@inventec.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/81565
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Paul Menzel <paulepanter@mailbox.org>
Reviewed-by: Karthik Ramasubramanian <kramasub@google.com>
Reviewed-by: Shelley Chen <shchen@google.com>

0 files changed, 0 insertions, 0 deletions