Input: HIL drivers - add MODULE_ALIAS()

Add MODULE_ALIAS() to the HIL keyboard (hil_kbd.c) and HIL mouse
(hil_ptr.c) drivers to make kernel module autoloader functional.
Report HIL port number ID in serio id.id field.

Signed-off-by: Helge Deller <deller@gmx.de>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>