ASoC: sh: sync parameter naming (rate/sample_bits)

This patch syncs naming rule.

 - xxx_rates;
 + xxx_rate;

 - xxx_samplebits;
 + xxx_sample_bits;
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Link: https://lore.kernel.org/r/87k0seolho.wl-kuninori.morimoto.gx@renesas.comSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/sh/rcar/core.c

@@ -1320,8 +1320,8 @@ static void __rsnd_dai_probe(struct rsnd_priv *priv,
 
 	if (rsnd_ssi_is_pin_sharing(io_capture) ||
 	    rsnd_ssi_is_pin_sharing(io_playback)) {
-		/* should have symmetric_rates if pin sharing */
-		drv->symmetric_rates = 1;
+		/* should have symmetric_rate if pin sharing */
+		drv->symmetric_rate = 1;
 	}
 
 	dev_dbg(dev, "%s (%s/%s)\n", rdai->name,