[media] ds3000: decrease mpeg clock output

TeVii s480 works fine with that on DVB-S2 channels
Signed-off-by: NIgor M. Liplianin <liplianin@me.by>
Signed-off-by: NMauro Carvalho Chehab <mchehab@redhat.com>

drivers/media/dvb/frontends/ds3000.c

@@ -1203,7 +1203,7 @@ static int ds3000_tune(struct dvb_frontend *fe,
 				ds3000_writereg(state,
 					ds3000_dvbs2_init_tab[i],
 					ds3000_dvbs2_init_tab[i + 1]);
-			ds3000_writereg(state, 0xfe, 0x54);
+			ds3000_writereg(state, 0xfe, 0x98);
 			break;
 		default:
 			return 1;