mb/google/volteer/drobit: Add a board-specific VBT file

Add a board-specific VBT file compatible with the latest FSP release
(requires VBT version 250).

TODO: Update all other volteer VBTs to v250 from v240.

TEST=build/boot google/volteer (drobit) with edk2 payload

Change-Id: Ie25a77be5204dfc8b888082492a285973843037c
Signed-off-by: Matt DeVillier <matt.devillier@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/80183
Reviewed-by: Martin L Roth <gaumless@gmail.com>
Reviewed-by: Felix Singer <service+coreboot-gerrit@felixsinger.de>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Nico Huber <nico.h@gmx.de>

0 files changed, 0 insertions, 0 deletions