platform/x86: toshiba_acpi: Set correct parent for input device.

This solves the input device showing up as a virtual device.

Signed-off-by: Arvid Norlander <lkml@vorpal.se>
Link: https://lore.kernel.org/r/20220911193106.555938-1-lkml@vorpal.se


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