dt-bindings: display: panel: Clean up leadtek,ltk035c5444t properties

Remove common properties listed in common yaml files.
Add required properties needed to describe the panel.

Signed-off-by: John Watts <contact@jookia.org>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20231210-fs035vg158-v5-5-d75adc75571f@jookia.org


Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20231210-fs035vg158-v5-5-d75adc75571f@jookia.org