mosys: use model name as customization id

With unibuild, use model name as the customization_id regardless if
that has been set in VPD or not, with the exception of reef.

BRANCH=none
BUG=b:72651867
TEST=build and verify

Change-Id: I0b8101c48bf8442110e5eef7e06dea738c32cf7c
Signed-off-by: YH Lin <yueherngl@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/899773
Reviewed-by: Jason Clinton <jclinton@chromium.org>
6 files changed