dt-bindings: display: panel: Add Himax HX83112A

Himax HX83112A is a display driver IC used to drive LCD DSI panels.
Describe it and the DJN 9A-3R063-1102B using it.

Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Luca Weiss <luca.weiss@fairphone.com>
Link: https://lore.kernel.org/r/20240216-fp4-panel-v3-1-a556e4b79640@fairphone.com
Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20240216-fp4-panel-v3-1-a556e4b79640@fairphone.com