Add touchscreen info for the Mediacom Winpad 7.0 W700 tablet.
Tested on 5.11 hirsute.
Note: it's hw clone to Wintron surftab 7.
Signed-off-by: NTeava Radu <rateava@gmail.com>
Signed-off-by: NHans de Goede <hdegoede@redhat.com>
Link: https://lore.kernel.org/r/20210504185746.175461-6-hdegoede@redhat.com