HID: add support for Acer T230H multitouch

Add support for the Quanta Optical Touch dual-touch panel, present in the Acer
T230H monitor, HP L2105tm, and Packard-Bell Video 200t.

Signed-off-by: Stephane Chatty <chatty@enac.fr>
Tested-by: Jerome Vidal <jerom3@free.fr>
Tested-by: Cedric Berthier <berthiec@gmail.com>
Acked-by: Dmitry Torokhov <dtor@mail.ru>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>