Revert "vboot/sign_official_build: re-sign miniOS partitions"

This reverts commit 43325cb9b2568c4a03c849f3474fcee8de3ae893.

Reason for revert: b/194293181 suspect

Original change's description:
> vboot/sign_official_build: re-sign miniOS partitions
>
> sign_official_build.sh needs to be taught how to re-sign miniOS
> partitions, depending on whether the particular image at hand
> contains them or not.
>
> BUG=b:188121855
> TEST=make clean && make runtests
> BRANCH=none
>
> Cq-Depend: chromium:3027786
> Signed-off-by: Joel Kitching <kitching@google.com>
> Change-Id: Iaf847e14588011dd0fea6b59405091ae36ef038f
> Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/vboot_reference/+/2989640
> Tested-by: Joel Kitching <kitching@chromium.org>
> Reviewed-by: Mike Frysinger <vapier@chromium.org>
> Commit-Queue: Joel Kitching <kitching@chromium.org>

Bug: b:188121855
Change-Id: Ieb936a21d5ae09ed84eb65c9a3a3198a5b5b22a5
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/vboot_reference/+/3044633
Bot-Commit: Rubber Stamper <rubber-stamper@appspot.gserviceaccount.com>
Commit-Queue: Sergey Frolov <sfrolov@google.com>
1 file changed