ASoC: soc-core: set rtd->num_cpu/codec at soc_new_pcm_runtime()

rtd->cpu_dais/codec_dais are set at soc_new_pcm_runtime().
rtd->num_cpus/codecs should be set there.
This patch do it.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Tested-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/87h7y6bol1.wl-kuninori.morimoto.gx@renesas.com


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