mb/google/herobrine: Add Gigadevice SPI Part

BUG=b:182963902
BRANCH=None
TEST=emerge-herobrine coreboot

Change-Id: I73dc695afb7aa2b32aa966070eb057c828073d47
Signed-off-by: Shelley Chen <shchen@google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/62003
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Julius Werner <jwerner@chromium.org>

src/mainboard/google/herobrine/Kconfig

@@ -22,6 +22,7 @@ config BOARD_SPECIFIC_OPTIONS
 	select SOC_QUALCOMM_SC7280
 	select SPI_FLASH
 	select SPI_FLASH_EXIT_4_BYTE_ADDR_MODE
+	select SPI_FLASH_GIGADEVICE
 	select SPI_FLASH_MACRONIX
 	select SPI_FLASH_WINBOND
 	select MAINBOARD_HAS_CHROMEOS