Current Card2 Custom Sample will be too long Card name, and be error
	audio-graph-card2-custom-sample audio-graph-card2-custom-sample \
		ASoC: driver name too long \
		audio-graph-card2-custom-sample' -> 'audio-graph-car'
This patch uses short name to avoid it
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Link: https://lore.kernel.org/r/87bkke7qzf.wl-kuninori.morimoto.gx@renesas.com
Signed-off-by: Mark Brown <broonie@kernel.org>
 
        simple_priv             = &custom_priv->simple_priv;
        simple_priv->ops        = &custom_ops; /* customize dai_link ops */
 
+       /* "audio-graph-card2-custom-sample" is too long */
+       simple_priv->snd_card.name = "card2-custom";
+
        /* use audio-graph-card2 parsing with own custom hooks */
        ret = audio_graph2_parse_of(simple_priv, dev, &custom_hooks);
        if (ret < 0)