Some Huion tablets present 2 HID Pen interfaces. Only one is used, so
we can drop the unused one.
Reviewed-by: NNikolai Kondrashov <spbnick@gmail.com>
Signed-off-by: NBenjamin Tissoires <benjamin.tissoires@redhat.com>
Signed-off-by: NJiri Kosina <jkosina@suse.cz>