soc/intel/baytrail,braswell,broadwell,quark: Select COMMON_FADT

Some of the boards do not select SYSTEM_TYPE_LAPTOP or _CONVERTIBLE
so their FADT preffered_pm_profile would change from PM_MOBILE without
the added overrides here.

Change-Id: I04b602b2c23fbd163fcd110a44ad25c6be07ab66
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/41920
Reviewed-by: Nico Huber <nico.h@gmx.de>
Reviewed-by: Matt DeVillier <matt.devillier@gmail.com>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

src/mainboard/google/rambi/acpi_tables.c

@@ -40,3 +40,8 @@ unsigned long acpi_fill_madt(unsigned long current)
 
 	return current;
 }
+
+void motherboard_fill_fadt(acpi_fadt_t *fadt)
+{
+	fadt->preferred_pm_profile = PM_MOBILE;
+}