arm64: defconfig: select Kingfisher Sound related configs

This patch selects PCM3168A which is needed for Kingfisher Sound
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

arch/arm64/configs/defconfig

@@ -510,6 +510,7 @@ CONFIG_SND_SOC_RK3399_GRU_SOUND=m
 CONFIG_SND_SOC_SAMSUNG=y
 CONFIG_SND_SOC_RCAR=m
 CONFIG_SND_SOC_AK4613=m
+CONFIG_SND_SOC_PCM3168A_I2C=m
 CONFIG_SND_SIMPLE_CARD=m
 CONFIG_SND_AUDIO_GRAPH_CARD=m
 CONFIG_I2C_HID=m