ASoC: Intel: avs: rt286: Add define for codec DAI name

Following commits will make use of it to find codec DAI, define it
first.
Signed-off-by: Amadeusz Sławiński <amadeuszx.slawinski@linux.intel.com>
Signed-off-by: Cezary Rojewski <cezary.rojewski@intel.com>
Link: https://lore.kernel.org/r/20221125184032.2565979-7-cezary.rojewski@intel.comSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/intel/avs/boards/rt286.c

@@ -14,6 +14,8 @@
 #include <sound/soc-acpi.h>
 #include "../../../codecs/rt286.h"
 
+#define RT286_CODEC_DAI		"rt286-aif1"
+
 static const struct snd_kcontrol_new card_controls[] = {
 	SOC_DAPM_PIN_SWITCH("Headphone Jack"),
 	SOC_DAPM_PIN_SWITCH("Mic Jack"),
@@ -130,7 +132,7 @@ static int avs_create_dai_link(struct device *dev, const char *platform_name, in
 
 	dl->cpus->dai_name = devm_kasprintf(dev, GFP_KERNEL, "SSP%d Pin", ssp_port);
 	dl->codecs->name = devm_kasprintf(dev, GFP_KERNEL, "i2c-INT343A:00");
-	dl->codecs->dai_name = devm_kasprintf(dev, GFP_KERNEL, "rt286-aif1");
+	dl->codecs->dai_name = devm_kasprintf(dev, GFP_KERNEL, RT286_CODEC_DAI);
 	if (!dl->cpus->dai_name || !dl->codecs->name || !dl->codecs->dai_name)
 		return -ENOMEM;