platform/x86: ideapad-laptop: use dev_groups to register attribute groups

Instead of manually adding/removing attribute groups, set
(struct device_driver).dev_groups pointer to have the driver
core do it.

Signed-off-by: Ovidiu Panait <ovidiu.panait.oss@gmail.com>
Link: https://lore.kernel.org/r/20250210155333.1145867-1-ovidiu.panait.oss@gmail.com


Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>