dt-bindings: mmc: sdhci-msm: allow dma-coherent

SM8350, SM8450 and SM8550 SDHCI controllers for SD card are marked with
dma-coherent, so allow it.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20221204094717.74016-5-krzysztof.kozlowski@linaro.org


Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>