arm64: dts: qcom: Cosmetic changes - arrange USB nodes together in sm8150 dts

Arrange the two usb controller, hs-phy and
ss-phy nodes closer in the dts for better readability.

Cc: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Bhupesh Sharma <bhupesh.sharma@linaro.org>