Sasukette: generate locked image
Sasukette: generate locked image

Remove bringup configs to generate locked image for production.

BRANCH=dedede
BUG=b:191235324
TEST=make -j BOARD=sasukette
Signed-off-by: Zhongtian Wu <d0e0e37ec0a0a6e42a3ccfa8170792b7ad0826d0@huaqin.corp-partner.google.com>
Change-Id: Ia0f76d2d2a6c423c1f3ff2781fe7a2e099407ed4
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/2972164
Reviewed-by: Aseda Aboagye <12c9b286316a940fd31c24070da5ab64cdd4d0e7@chromium.org>
Commit-Queue: Aseda Aboagye <12c9b286316a940fd31c24070da5ab64cdd4d0e7@chromium.org>

coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec