arm64: dts: qcom: qrb2210-arduino-imola: describe DSI / DP bridge

arm64: dts: qcom: qrb2210-arduino-imola: describe DSI / DP bridge

Aruino Uno-Q uses Analogix ANX7625 DSI-to-DP bridge to convert DSI
signals to the connected USB-C DisplayPort dongles. Decribe the chip,
USB-C connector and routing of USB and display signals.

Co-developed-by: Martino Facchin <m.facchin@arduino.cc>
Signed-off-by: Martino Facchin <m.facchin@arduino.cc>
Tested-by: Loic Poulain <loic.poulain@oss.qualcomm.com>
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Link: https://lore.kernel.org/r/20260213-uno-q-anx7625-v2-1-c23359616528@oss.qualcomm.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>