Also remove default mb/*/fadt.c from Makefiles. Change-Id: I6a2839c524f8311ec9a382a84066afc7d579eaca Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/41948 Reviewed-by: HAOUAS Elyes <ehaouas@noos.fr> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>