Input: st1232 - do not unconditionally configure as wakeup source

Do not unconditionally configure the touchscreen as wakeup source but
rather rely on I2C core to do that when requested (either via
"wakeup-source" device property, or when creating a client with
I2C_CLIENT_WAKE flag).
Tested-by: Matthias Fend <Matthias.Fend@wolfvision.net>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

drivers/input/touchscreen/st1232.c

@@ -266,7 +266,6 @@ static int st1232_ts_probe(struct i2c_client *client,
 	}
 
 	i2c_set_clientdata(client, ts);
-	device_init_wakeup(&client->dev, 1);
 
 	return 0;
 }