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>
diff --git a/firmware/2lib/include/2nvstorage.h b/firmware/2lib/include/2nvstorage.h
index a95515b..82d4375 100644
--- a/firmware/2lib/include/2nvstorage.h
+++ b/firmware/2lib/include/2nvstorage.h
@@ -70,9 +70,6 @@
 	/* Set and cleared by vboot to request that display be initialized
 	   at boot time, so that BIOS screens can be displayed. 0=no, 1=yes. */
 	VB2_NV_DISPLAY_REQUEST,
-	/* TODO(chromium:948529): Remove VB2_NV_OPROM_NEEDED when unused.
-	   Renamed to VB2_NV_DISPLAY_REQUEST (above). */
-	VB2_NV_OPROM_NEEDED = VB2_NV_DISPLAY_REQUEST,
 	/* Request that the firmware clear the TPM owner on the next boot. */
 	VB2_NV_CLEAR_TPM_OWNER_REQUEST,
 	/* Flag that TPM owner was cleared on request. */