ASoC: wm5102: replace platform to component

Now platform can be replaced to component, let's do it.
This patch merges wm5102_compr_platform into soc_codec_dev_wm5102

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>