mb/google/brya/var/craaskov: Add/select VBT

Add VBT data file for craaskov, and enable its use by selecting
INTEL_GMA_HAVE_VBT.

VBT extracted from stock firmware image Google_Craaskov.15217.616.0;
it has BDB version 2.51, which matches the current FSP binaries.

TEST=build/boot craaskov with edk2 payload

Change-Id: I5854f658b7c8ff421d32b70d43ba8cad94d85b5b
Signed-off-by: Matt DeVillier <matt.devillier@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/86214
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Kapil Porwal <kapilporwal@google.com>
Reviewed-by: Eric Lai <ericllai@google.com>
Reviewed-by: Paul Menzel <paulepanter@mailbox.org>

src/mainboard/google/brya/Kconfig

@@ -201,6 +201,7 @@ config BOARD_GOOGLE_CRAASK
 
 config BOARD_GOOGLE_CRAASKOV
 	select BOARD_GOOGLE_BASEBOARD_NISSA
+	select INTEL_GMA_HAVE_VBT
 	select CHROMEOS_WIFI_SAR if CHROMEOS
 
 config BOARD_GOOGLE_CONSTITUTION