ASoC: samsung: odroid: don't need DUMMY Platform

We can use SND_SOC_DAILINK_REG() with 2 parameter.
DUMMY Platform is not needed.
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Link: https://msgid.link/r/875y0u93rq.wl-kuninori.morimoto.gx@renesas.comSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/samsung/odroid.c

@@ -157,8 +157,7 @@ SND_SOC_DAILINK_DEFS(primary,
 
 SND_SOC_DAILINK_DEFS(mixer,
 	DAILINK_COMP_ARRAY(COMP_DUMMY()),
-	DAILINK_COMP_ARRAY(COMP_EMPTY()),
-	DAILINK_COMP_ARRAY(COMP_DUMMY()));
+	DAILINK_COMP_ARRAY(COMP_EMPTY()));
 
 SND_SOC_DAILINK_DEFS(secondary,
 	DAILINK_COMP_ARRAY(COMP_EMPTY()),