ASoC: soc-component: add snd_soc_component_init()

we wantn't to directly access to component related parameter
as much as possible to keep encapsulation.
This patch adds snd_soc_component_init() for it.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Link: https://lore.kernel.org/r/87img7w8x2.wl-kuninori.morimoto.gx@renesas.com


Signed-off-by: Mark Brown <broonie@kernel.org>