drivers: apl-ssp: change clock idle state

I've change clock idle state to low. Old:
- SCMODE(2) - data driven (rising), data sampled (falling),
  idle state(high)
New:
- SCMODE(1) - data driven (rising), data sampled (falling),
  idle state(low)

Signed-off-by: Bartosz Kokoszko <bartoszx.kokoszko@linux.intel.com>

Author: bkokoszx

src/drivers/apl-ssp.c

@@ -242,11 +242,11 @@ static inline int ssp_set_config(struct dai *dai,
 		inverted_frame = true; /* handled later with format */
 		break;
 	case SOF_DAI_FMT_IB_IF:
-		sspsp |= SSPSP_SCMODE(2);
+		sspsp |= SSPSP_SCMODE(1);
 		inverted_frame = true; /* handled later with format */
 		break;
 	case SOF_DAI_FMT_IB_NF:
-		sspsp |= SSPSP_SCMODE(2);
+		sspsp |= SSPSP_SCMODE(1);
 		break;
 	default:
 		trace_ssp_error("ec3");