ASoC: dt-bindings: aries-wm8994: Match compatibles with enum

The common pattern for enumerating compatibles is enum, not oneOf.

Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20200902160025.20922-1-krzk@kernel.org


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