ASoC: Intel: common: Add quirk for Thinkpad 8 tablet

The Thinkpad 8 tablet uses 10EC5640 as ACPI HID, but it has a rt5670 codec
add a quirk for this.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Mark Brown <broonie@kernel.org>