mb/google/trulo/var/orisa: Add STORAGE_NVME in fw_config storage field

Follow nissa baseboard setting for storage field.
option STORAGE_EMMC 0
option STORAGE_NVME 1
option STORAGE_UFS  2

BUG=b:333486830
BRANCH=firmware-nissa-15217.B
TEST=emerge-nissa coreboot chromeos-bootimage

Change-Id: I75b4b3037c245f7d517cb33d487f71da98f6c4e8
Signed-off-by: Amanda Huang <amanda_hwang@compal.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/83207
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Eric Lai <ericllai@google.com>

src/mainboard/google/brya/variants/orisa/overridetree.cb

@@ -5,7 +5,8 @@ fw_config
 	end
 	field STORAGE 30 31
 		option STORAGE_EMMC		0
-		option STORAGE_UFS		1
+		option STORAGE_NVME		1
+		option STORAGE_UFS		2
 	end
 end