vboot: Add screens for recovery using disk

Add VB2_SCREEN_RECOVERY_DISK_STEP* to enum vb2_screen.

BRANCH=none
BUG=b:146399181
TEST=USE="menu_ui" emerge-nami depthcharge

Change-Id: Ibfaeb25d00ee340adfb9f7de9188f20a947bae24
Signed-off-by: Yu-Ping Wu <yupingso@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/vboot_reference/+/2156701
Reviewed-by: Joel Kitching <kitching@chromium.org>
1 file changed