ASoC: SOF: mediatek: add snd_sof_dsp_ops callbacks for pcm and mail box

Use generic IPC stream and mailbox ops for mt8186

Signed-off-by: Chunxu Li <chunxu.li@mediatek.com>
Link: https://lore.kernel.org/r/20220825065411.31279-3-chunxu.li@mediatek.com


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