actually there could indeed be something improvable there, as there is
tagged with boundary=administrative but according to wikipedia, 80% is administered by Morocco. Western Sahara - Wikipedia
This article has a simple overview map: Sahrawi Arab Democratic Republic - Wikipedia
Morocco in OpenStreetMap seems ok at quick glimpse:
It doesn’t seem in line with the guidelines to have an administrative entity tagged for a territory where it is just a claim that is not reflected on the ground