asoc: update log level to avoid execessive logging

Excessive logging causes throttling during bootup.
Update log level from error to debug in get functions to
avoid excessive logging.

CRs-Fixed: 2321589
Change-Id: If2a23144adf76cdd9bb2d9048a967b63186d7f6e
Signed-off-by: Vignesh Kulothungan <vigneshk@codeaurora.org>

asoc/msm-pcm-q6-noirq.c

@@ -670,7 +670,7 @@ static int msm_pcm_volume_ctl_get(struct snd_kcontrol *kcontrol,
 		return -ENODEV;
 	}
 	if (!substream->runtime) {
-		pr_err("%s substream runtime not found\n", __func__);
+		pr_debug("%s substream runtime not found\n", __func__);
 		return 0;
 	}
 	prtd = substream->runtime->private_data;