mb/google/drallion: Enable dynamic sar

Drallion will use two sar table for tablet and clam shell mode.

BUG=b:140469407
TEST=Build and check the config has enable
BRANCH=none

Signed-off-by: Eric Lai <ericr_lai@compal.corp-partner.google.com>
Change-Id: I0367741e795a3b00c490ecb1972d22b9f454134f
Reviewed-on: https://review.coreboot.org/c/coreboot/+/38386
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Mathew King <mathewk@chromium.org>

src/mainboard/google/drallion/Kconfig

@@ -24,6 +24,7 @@ config BOARD_GOOGLE_BASEBOARD_DRALLION
 	select MAINBOARD_USES_IFD_EC_REGION
 	select USE_SAR
 	select SAR_ENABLE
+	select DSAR_ENABLE
 
 if BOARD_GOOGLE_BASEBOARD_DRALLION