The CONFIG_GBB_HWID can be generated automatically now so we can remove
the test-only HWIDs set in board config files.
BUG=b:140067412
TEST=Built few boards (kukui, cheza, octopus) and checked HWID:
futility gbb -g coreboot.rom
Change-Id: I4070f09d29c5601dff1587fed8c60714eb2558b7
Signed-off-by: Hung-Te Lin <hungte@chromium.org>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/35635
Reviewed-by: Paul Fagerburg <pfagerburg@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>