platform/x86: lg-laptop: Support for battery charge limit on newer models

Add support for the difference between various models:

- Use dmi to detect laptop model.
- 2019 and newer models use _wmbb method to set battery charge limit.

Signed-off-by: Matan Ziv-Av <matan@svgalib.org>
Link: https://lore.kernel.org/r/bd6922a412e50c2dcfb7ce24fc8687f577181d65.1629291912.git.matan@svgalib.org


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