ASoC: mediatek: mt6358: add new compatible for using mt6366

Add new compatible string "mediatek,mt6366-sound" for using mt6366.

Signed-off-by: Jiaxin Yu <jiaxin.yu@mediatek.com>
Acked-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20220718162204.26238-2-jiaxin.yu@mediatek.com


Signed-off-by: Mark Brown <broonie@kernel.org>