Since moving ymc_trigger_ec from lenovo-ymc to ideapad-laptop, only the
latter uses these definitions and functions.

Move them back to source file.
Signed-off-by: Gergo Koteles <soyer@irl.hu>
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Link: https://lore.kernel.org/r/57a48d2582b567f6c6fbcd3b379e17aee0fb5a94.1721898747.git.soyer@irl.huSigned-off-by: Hans de Goede <hdegoede@redhat.com>