vboot: remove previous name VB2_NV_OPROM_NEEDED

As part of go/vboot2-oprom-cleanup, VB2_NV_OPROM_NEEDED was
renamed to VB2_NV_DISPLAY_REQUEST.  Remove the old name since
it is no longer in use.

BUG=b:124141368, b:124192753, chromium:948529
TEST=make clean && make runtests
BRANCH=none

Change-Id: I72fb652043936f310e595eacadf6ad3f911187b0
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/vboot_reference/+/2059505
Reviewed-by: Julius Werner <jwerner@chromium.org>
Commit-Queue: Joel Kitching <kitching@chromium.org>
Tested-by: Joel Kitching <kitching@chromium.org>
1 file changed