google/gale: mark RW_LEGACY to carry CBFS

Change-Id: I9422d6ca2601dcc6e3d7c4a2c413c32015c10e00
Signed-off-by: Patrick Georgi <pgeorgi@chromium.org>
Reviewed-on: https://review.coreboot.org/14753
Tested-by: build bot (Jenkins)
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>

src/mainboard/google/gale/chromeos.fmd

@@ -29,5 +29,5 @@ FLASH@0x0 0x800000 {
 	RW_VPD@0x6e0000 0x8000
 	RW_ELOG@0x6e8000 0x8000
 	RW_NVRAM@0x6f0000 0x10000
-	RW_LEGACY@0x700000 0x100000
+	RW_LEGACY(CBFS)@0x700000 0x100000
 }