Input: ads7846 - remove unused variable from struct ads7845_ser_req

Signed-off-by: Alexander Stein <alexander.stein@systec-electronic.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>

drivers/input/touchscreen/ads7846.c

@@ -292,7 +292,6 @@ struct ser_req {
 
 struct ads7845_ser_req {
 	u8			command[3];
-	u8			pwrdown[3];
 	struct spi_message	msg;
 	struct spi_transfer	xfer[2];
 	/*