arm64: dts: qcom: sdm630: add second (HS) USB host support

Add DT entries for the second DWC3 USB host, which is limited to the
USB2.0 (HighSpeed), and the corresponding QUSB PHY.

Reviewed-by: Marijn Suijten <marijn.suijten@somainline.org>
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220521202708.1509308-7-dmitry.baryshkov@linaro.org