mb/google/brox: Select USE_UNIFIED_AP_FIRMWARE_FOR_UFS_AND_NON_UFS

Select USE_UNIFIED_AP_FIRMWARE_FOR_UFS_AND_NON_UFS in brox Kconfig.
This enables a single binary for both SKU1 and SKU2. For SKU2, upon
boot from cold reset, it will disable the UFS Controller and then
trigger a warm boot.

BUG=b:329209576
BRANCH=None
TEST=Boot image on SKU1/SKU2 and check S0ix working.

Change-Id: Iabd0b3a83aa386e09310b671632368807a4018d4
Signed-off-by: Ashish Kumar Mishra <ashish.k.mishra@intel.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/81224
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Karthik Ramasubramanian <kramasub@google.com>
Reviewed-by: Shelley Chen <shchen@google.com>
diff --git a/src/mainboard/google/brox/Kconfig b/src/mainboard/google/brox/Kconfig
index 0c7a112..e7f965a 100644
--- a/src/mainboard/google/brox/Kconfig
+++ b/src/mainboard/google/brox/Kconfig
@@ -57,6 +57,7 @@
 config BOARD_GOOGLE_BROX
 	select BOARD_GOOGLE_BASEBOARD_BROX
 	select CHROMEOS_WIFI_SAR if CHROMEOS
+	select USE_UNIFIED_AP_FIRMWARE_FOR_UFS_AND_NON_UFS
 
 config BOARD_GOOGLE_BROX_EC_ISH
 	select BOARD_GOOGLE_BASEBOARD_BROX