platform/x86: ideapad-laptop: rework is_visible() logic

Store the supported features in the driver private
data, and modify the is_visible() callback to use it,
and create ideapad_check_features() to populate it.

Signed-off-by: Barnabás Pőcze <pobrn@protonmail.com>
Link: https://lore.kernel.org/r/20210203215403.290792-19-pobrn@protonmail.com


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