amcs: Fix bug on wrong index lookup in Bt data.

Test: local test
Bug: 280248992
Change-Id: I983a24947c1fb01bd8b7add08bbadee65dc488eb
diff --git a/audiometrics/audiometrics.c b/audiometrics/audiometrics.c
index b0a9051..8c8a833 100644
--- a/audiometrics/audiometrics.c
+++ b/audiometrics/audiometrics.c
@@ -1071,12 +1071,12 @@
 
 		case AMCS_OP_BT_ACTIVE_DURATION_INCREASE:
 			ret = 0;
-			codec = params.val[1];
+			codec = params.val[0];
 			if (codec >= CODEC_MAX_COUNT) {
 				ret = -EINVAL;
 			} else {
 				mutex_lock(&priv->lock);
-				priv->sz.bt_active_duration[codec] += params.val[2];
+				priv->sz.bt_active_duration[codec] += params.val[1];
 				mutex_unlock(&priv->lock);
 			}
 		break;