ASoC: tlv320dac33: Cleanup manual bias level transitions

Since the ASoC core now takes care of setting the bias level to
SND_SOC_BIAS_OFF when removing the CODEC there is no need to do it manually
anymore.

Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Mark Brown <broonie@kernel.org>

sound/soc/codecs/tlv320dac33.c

@@ -1436,8 +1436,6 @@ static int dac33_soc_remove(struct snd_soc_codec *codec)
 {
 	struct tlv320dac33_priv *dac33 = snd_soc_codec_get_drvdata(codec);
 
-	dac33_set_bias_level(codec, SND_SOC_BIAS_OFF);
-
 	if (dac33->irq >= 0) {
 		free_irq(dac33->irq, dac33->codec);
 		destroy_workqueue(dac33->dac33_wq);