detachables: Use locale bitmaps instead of text
detachables: Use locale bitmaps instead of text

BUG=b:35585623
BRANCH=None
TEST=reboot and make sure that the bitmaps show up

Change-Id: I92a9cf7dc808a22c7ace25763d4ef49824a93054
Signed-off-by: Shelley Chen <ab7b8cc85923339aed379eb1c5cc4dccfd2eb3d7@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/457840

coreboot/vboot,coreboot/vboot,coreboot/vboot,coreboot/vboot,coreboot/vboot