ASoC: cs47l24: replace platform to component

Now platform can be replaced to component, let's do it.
This patch merges cs47l24_compr_platform into soc_codec_dev_cs47l24

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Acked-by: Charles Keepax <ckeepax@opensource.cirrus.com>
Tested-by: Charles Keepax <ckeepax@opensource.cirrus.com>
Signed-off-by: Mark Brown <broonie@kernel.org>