arm64: dts: qcom: sc8280xp: Add USB DWC3 Multiport controller

Add USB and DWC3 node for tertiary port of SC8280 along with
Multiport interrupts and PHYs.

Signed-off-by: Krishna Kurapati <quic_kriskura@quicinc.com>
Reviewed-by: Johan Hovold <johan+linaro@kernel.org>
Tested-by: Johan Hovold <johan+linaro@kernel.org>
Link: https://lore.kernel.org/r/20240429162048.2133512-2-quic_kriskura@quicinc.com


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