mb/google/nissa/var/riven: Use unified AP FW for UFS/Non-UFS SKUs

This patch selects USE_UNIFIED_AP_FIRMWARE_FOR_UFS_AND_NON_UFS which intends to achieve a unified AP firmware image across UFS and non-UFS skus.

BUG=b:328580882
TEST=Local build successfully.

Change-Id: Ifcee68a3492ab4606819de0be41701f803151f66
Signed-off-by: David Wu <david_wu@quanta.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/83061
Reviewed-by: Kapil Porwal <kapilporwal@google.com>
Reviewed-by: Subrata Banik <subratabanik@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Eric Lai <ericllai@google.com>
diff --git a/src/mainboard/google/brya/Kconfig b/src/mainboard/google/brya/Kconfig
index db2ed79..c877921 100644
--- a/src/mainboard/google/brya/Kconfig
+++ b/src/mainboard/google/brya/Kconfig
@@ -460,6 +460,7 @@
 	select BOARD_GOOGLE_BASEBOARD_NISSA
 	select INTEL_GMA_HAVE_VBT
 	select SOC_INTEL_TWINLAKE
+	select USE_UNIFIED_AP_FIRMWARE_FOR_UFS_AND_NON_UFS
 
 config BOARD_GOOGLE_SKOLAS
 	select BOARD_GOOGLE_BASEBOARD_BRYA