ASoC: mc13783: Drop empty platform remove function

A remove callback just returning 0 is equivalent to no remove callback
at all. So drop the useless function.
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Link: https://lore.kernel.org/r/20221212205406.3771071-11-u.kleine-koenig@pengutronix.deSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/codecs/mc13783.c

@@ -776,16 +776,10 @@ static int __init mc13783_codec_probe(struct platform_device *pdev)
 	return ret;
 }
 
-static int mc13783_codec_remove(struct platform_device *pdev)
-{
-	return 0;
-}
-
 static struct platform_driver mc13783_codec_driver = {
 	.driver = {
 		.name	= "mc13783-codec",
 	},
-	.remove = mc13783_codec_remove,
 };
 module_platform_driver_probe(mc13783_codec_driver, mc13783_codec_probe);