ASoC: ingenic: Add compatible string for X1000 SoC

The audio controller in the X1000 is similar to the JZ47xx SoCs.

Signed-off-by: Aidan MacDonald <aidanmacdonald.0x0@gmail.com
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org
Link: https://lore.kernel.org/r/20230509124238.195191-2-aidanmacdonald.0x0@gmail.com
Signed-off-by: Mark Brown <broonie@kernel.org

Documentation/devicetree/bindings/sound/ingenic,aic.yaml

@@ -23,6 +23,7 @@ properties:
           - ingenic,jz4760-i2s
           - ingenic,jz4770-i2s
           - ingenic,jz4780-i2s
+          - ingenic,x1000-i2s
       - items:
           - const: ingenic,jz4725b-i2s
           - const: ingenic,jz4740-i2s