msi-laptop: Add MSI Wind U90/U100 support

Add MSI Wind U90/U100 to DMI table and add some missing EC features
support such as basic fan control, turbo and ECO modes and touchpad
state. Tested on MSI Wind U100.

Signed-off-by: Maxim Mikityanskiy <maxtram95@gmail.com>
Signed-off-by: Lee, Chun-Yi <jlee@suse.com>
Signed-off-by: Matthew Garrett <matthew.garrett@nebula.com>