[media] as102: add missing viterbi lock

In order to get FE_HAS_SYNC, the viterbi should already be
locked too. So, add the missing FE_HAS_VITERBI lock.
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>

drivers/media/dvb-frontends/as102_fe.c

@@ -325,11 +325,12 @@ static int as102_fe_read_status(struct dvb_frontend *fe, fe_status_t *status)
 		*status = FE_HAS_SIGNAL | FE_HAS_CARRIER;
 		break;
 	case TUNE_STATUS_STREAM_DETECTED:
-		*status = FE_HAS_SIGNAL | FE_HAS_CARRIER | FE_HAS_SYNC;
+		*status = FE_HAS_SIGNAL | FE_HAS_CARRIER | FE_HAS_SYNC |
+			  FE_HAS_VITERBI;
 		break;
 	case TUNE_STATUS_STREAM_TUNED:
 		*status = FE_HAS_SIGNAL | FE_HAS_CARRIER | FE_HAS_SYNC |
-			FE_HAS_LOCK;
+			  FE_HAS_LOCK | FE_HAS_VITERBI;
 		break;
 	default:
 		*status = TUNE_STATUS_NOT_TUNED;