arm64: dts: mt8195: add display node for vdosys1

Add display node for vdosys1.

Signed-off-by: Nancy.Lin <nancy.lin@mediatek.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Link: https://lore.kernel.org/r/20230323013730.1378-1-nancy.lin@mediatek.com


Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>