ASoC: dt-bindings: cs35l45: Add interrupts

This chip seems to have an IRQ line, let us describe it.

Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Acked-by: Ricardo Rivera-Matos <rriveram@opensource.cirrus.com>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://msgid.link/r/20240210-topic-1v-v1-1-fda0db38e29b@linaro.org


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