mb/google/brya/var/marasov: Select ISH driver

This patch ensures that Marasov selects the ISH driver for
devices with UFS enabled.

BUG=b:256566011
TEST=Able to build Marasov.

Signed-off-by: Subrata Banik <subratabanik@google.com>
Change-Id: I97a0aa3bc6976be32ddbf1fc6b37c16bb62a62e5
Reviewed-on: https://review.coreboot.org/c/coreboot/+/69379
Reviewed-by: Eric Lai <eric_lai@quanta.corp-partner.google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Kapil Porwal <kapilporwal@google.com>

src/mainboard/google/brya/Kconfig.name

@@ -306,3 +306,4 @@ config BOARD_GOOGLE_MARASOV
 	bool "->  Marasov"
 	select BOARD_GOOGLE_BASEBOARD_BRYA
 	select SOC_INTEL_RAPTORLAKE
+	select DRIVERS_INTEL_ISH