HID: Add Cando touch screen 15.6-inch product id

This add the product id of the touch screen found on ACER Aspire 5738PZ.  Works
with hid-cando driver.

Signed-off-by: Francois Jaouen<francois.jaouen@laposte.net>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>

diff --cc drivers/hid/hid-cando.c
Simple merge

diff --cc drivers/hid/hid-core.c
Simple merge

diff --cc drivers/hid/hid-ids.h
Simple merge