platform/x86: gigabyte-wmi: streamline dmi matching

Streamline dmi matching.

Signed-off-by: Thomas Weißschuh <linux@weissschuh.net>
Link: https://lore.kernel.org/r/20210510221545.412522-1-linux@weissschuh.net


Signed-off-by: Hans de Goede <hdegoede@redhat.com>