ASoC: dt-bindings: cirrus,cs35l41: add interrupts

Both DTS (SM8250 and SM8350 based Sony Xperia boards) and Linux driver
mention interrupt, so allow it to fix:

  sm8350-sony-xperia-sagami-pdx215.dtb: cs35l41@41: Unevaluated properties are not allowed ('interrupt-parent', 'interrupts' were unexpected)

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Acked-by: Charles Keepax <ckeepax@opensource.cirrus.com>
Link: https://lore.kernel.org/r/20221224154210.43356-1-krzysztof.kozlowski@linaro.org


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