ASoC: Intel: kbl_da7219_max98357a: add fe_ops for kbl Audio Capture Port

platform support fixed constraint hw_prams as Stereo, 48KHz, 16 bits.
This fixed the headset mic recorded noise due to mono capturing
request from some apps. e.g. online Voice Recorder
Signed-off-by: Louis Collard <louiscollard@google.com>
Signed-off-by: Mac Chiang <mac.chiang@intel.com>
Acked-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

sound/soc/intel/boards/kbl_da7219_max98357a.c

@@ -380,6 +380,7 @@ static struct snd_soc_dai_link kabylake_dais[] = {
 		.trigger = {
 			SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
 		.dpcm_capture = 1,
+		.ops = &kabylake_da7219_fe_ops,
 	},
 	[KBL_DPCM_AUDIO_DMIC_CP] = {
 		.name = "Kbl Audio DMIC cap",