MT8173 with RT5650 CODECS

Required properties:
- compatible : "mediatek,mt8173-rt5650"
- mediatek,audio-codec: the phandles of rt5650 codecs
- mediatek,platform: the phandle of MT8173 ASoC platform

Example:

	sound {
		compatible = "mediatek,mt8173-rt5650";
		mediatek,audio-codec = <&rt5650>;
		mediatek,platform = <&afe>;
	};

