ASoC: wm8400: Use devm_snd_soc_register_component()

Since the remove callback is removed, the snd_soc_unregister_component()
is missing when remove device. Using devm_snd_soc_register_component()
instead of snd_soc_register_component().

Fixes: 10dc44c6 ("ASoC: wm8400: replace codec to component")
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Acked-by: Charles Keepax <ckeepax@opensource.cirrus.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

sound/soc/codecs/wm8400.c

@@ -1343,7 +1343,7 @@ static const struct snd_soc_component_driver soc_component_dev_wm8400 = {
 
 static int wm8400_probe(struct platform_device *pdev)
 {
-	return snd_soc_register_component(&pdev->dev,
+	return devm_snd_soc_register_component(&pdev->dev,
 			&soc_component_dev_wm8400,
 			&wm8400_dai, 1);
 }