wcd937x: Use MICBIAS2 instead of MICBIAS1 for MICB2_VOUT

MICBIAS1 is mapped to MICB2_VOUT. Replace it with
MICBIAS2 as MICBIAS2 is used for mbhc detect.

Change-Id: I23bade728f0c5b9de75d78ccb70e57d74f01adbb
Signed-off-by: Vatsal Bucha <[email protected]>

asoc/codecs/wcd937x/wcd937x-mbhc.c

@@ -137,7 +137,7 @@ static struct wcd_mbhc_register
 			  0x80, 7, 0),
 	WCD_MBHC_REGISTER("WCD_MBHC_ADC_RESULT", WCD937X_MBHC_NEW_ADC_RESULT,
 			  0xFF, 0, 0),
-	WCD_MBHC_REGISTER("WCD_MBHC_MICB2_VOUT", WCD937X_ANA_MICB1, 0x3F, 0, 0),
+	WCD_MBHC_REGISTER("WCD_MBHC_MICB2_VOUT", WCD937X_ANA_MICB2, 0x3F, 0, 0),
 	WCD_MBHC_REGISTER("WCD_MBHC_ADC_MODE",
 			  WCD937X_MBHC_NEW_CTL_1, 0x10, 4, 0),
 	WCD_MBHC_REGISTER("WCD_MBHC_DETECTION_DONE",