arm64: dts: qcom: x1e80100: add LPASS LPI pin controller

arm64: dts: qcom: x1e80100: add LPASS LPI pin controller

Add the Low Power Audio SubSystem Low Power Island (LPASS LPI) pin
controller device node as part of audio subsystem in Qualcomm X1E80100
SoC.

Cc: Abel Vesa <abel.vesa@linaro.org>
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Link: https://lore.kernel.org/r/20231212125632.54021-3-krzysztof.kozlowski@linaro.org
Signed-off-by: Bjorn Andersson <andersson@kernel.org>