[media] cx24113: cleanup: remove unused init

There's no need to initialize with zero. This only wastes
space at the data segment.

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

drivers/media/dvb/frontends/cx24113.c

@@ -547,11 +547,9 @@ static const struct dvb_tuner_ops cx24113_tuner_ops = {
 	.release       = cx24113_release,
 
 	.init          = cx24113_init,
-	.sleep         = NULL,
 
 	.set_params    = cx24113_set_params,
 	.get_frequency = cx24113_get_frequency,
-	.get_bandwidth = NULL,
 	.get_status    = cx24113_get_status,
 };