ASoC: remove component->id

No one is using component->id.
One idea is we can re-use it as serial number for component.
But we have no usage, so far. Let's just remove it for now.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Link: https://patch.msgid.link/877c1suuna.wl-kuninori.morimoto.gx@renesas.com


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