dt-bindings: usb: qcom,dwc3: Add bindings for SC8280 Multiport

Add the compatible string for SC8280 Multiport USB controller from
Qualcomm.

There are 4 power event irq interrupts supported by this controller
(one for each port of multiport). Added all the 4 as non-optional
interrupts for SC8280XP-MP

Also each port of multiport has one DP and oen DM IRQ. Add all DP/DM
IRQ's related to 4 ports of SC8280XP Teritiary controller.

Also added ss phy irq for both SS Ports.

Signed-off-by: Krishna Kurapati <quic_kriskura@quicinc.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20230828133033.11988-2-quic_kriskura@quicinc.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>