arm64: dts: qcom: sda660-ifc6560: enable USB 3.0 PHY

The Inforce IFC6560 board actually has USB SS lines routed to the USB-C
connector. Enable USB 3.0 PHY and SS mode for the USB3 host.

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Link: https://lore.kernel.org/r/20240116-sdm660-usb3-support-v1-4-2fbd683aea77@linaro.org


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