arm64: dts: renesas: r8a779g0: Add and connect all CSI-2, ISP and VIN nodes

The V4H have 16 VIN, 2 CSI-2 and 2 ISP nodes that interact with each
other for video capture. Add all nodes and record how they are
interconnected.

Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/r/20230211150012.3824154-2-niklas.soderlund+renesas@ragnatech.se


Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>