HID: wacom: Report 'strip2' values in ABS_RY

Commit c7f0522 accidentally used ABS_RX for reporting both 'strip1' and
'strip2', when the latter should actually be reported through ABS_RY.

Signed-off-by: Jason Gerecke <jason.gerecke@wacom.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
diff --git a/drivers/hid/wacom_wac.c b/drivers/hid/wacom_wac.c
index cf87810..94dffde 100644
--- a/drivers/hid/wacom_wac.c
+++ b/drivers/hid/wacom_wac.c
@@ -558,7 +558,7 @@
 		input_report_key(input, KEY_PROG1 + i, keys & (1 << i));
 
 	input_report_abs(input, ABS_RX, strip1);
-	input_report_abs(input, ABS_RX, strip2);
+	input_report_abs(input, ABS_RY, strip2);
 
 	input_report_abs(input, ABS_WHEEL,    ring1 & 0x7f ? ring1 : 0);
 	input_report_abs(input, ABS_THROTTLE, ring2 & 0x07 ? ring2 : 0);