arm64: dts: qcom: sm8150: Fix UFS phy register size

UFS phy register space size is 0x1c0. so update it

Reported-by: Can Guo <cang@codeaurora.org>
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Link: https://lore.kernel.org/r/20200106070826.147064-3-vkoul@kernel.org


Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>