HID: hid-mulitouch: add support for the 'Sensing Win7-TwoFinger'

Added support for the 'Sensing Win7-TwoFinger' panel by GeneralTouch found on some tablets.

Because of conflicting VID/PID, this conflicts with previous support for some
single-touch panels by GeneralTouch

Signed-off-by: Benjamin Tissoires <benjamin.tissoires@enac.fr>
Signed-off-by: Stéphane Chatty <chatty@enac.fr>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
diff --git a/drivers/hid/Kconfig b/drivers/hid/Kconfig
index de31d75..9bd2148 100644
--- a/drivers/hid/Kconfig
+++ b/drivers/hid/Kconfig
@@ -294,6 +294,7 @@
 	  Say Y here if you have one of the following devices:
 	  - PixCir touchscreen
 	  - Cypress TrueTouch
+	  - 'Sensing Win7-TwoFinger' panel by GeneralTouch
 
 config HID_NTRIG
 	tristate "N-Trig touch screen"