vboot/ui_legacy: Fix message for insert screen

Fix the misleading fallback message for recovery insert screen, by
removing the "Chrome OS is missing..." part. Also sync the message for
broken screen with bmpblk.

BRANCH=none
BUG=b:160111774
TEST=USE="-menu_ui" emerge-puff depthcharge

Change-Id: I3748446375e934ce1178cd84953c5d51b24fd484
Signed-off-by: Yu-Ping Wu <yupingso@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/depthcharge/+/2282666
Reviewed-by: Joel Kitching <kitching@chromium.org>
1 file changed