ASoC: soc-core: tidyup soc_new_pcm_runtime() rtd setups

soc_new_pcm_runtime() setups rtd, but code is very random.
This patch tidyup 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/87ftdqbokh.wl-kuninori.morimoto.gx@renesas.comSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/soc-core.c

@@ -492,17 +492,12 @@ static struct snd_soc_pcm_runtime *soc_new_pcm_runtime(
 	rtd->codec_dais	= &rtd->dais[dai_link->num_cpus];
 	rtd->num_cpus	= dai_link->num_cpus;
 	rtd->num_codecs	= dai_link->num_codecs;
-
-	/*
-	 * rtd remaining settings
-	 */
 	rtd->card	= card;
 	rtd->dai_link	= dai_link;
+	rtd->num	= card->num_rtd++;
 
 	/* see for_each_card_rtds */
 	list_add_tail(&rtd->list, &card->rtd_list);
-	rtd->num = card->num_rtd;
-	card->num_rtd++;
 
 	return rtd;