New maps' gold and stone mines can spawn too close too cliffs

Gold and stone mines can spawn directly against cliffs on some of the new maps, which prevents Malian and Mongol players from building pit mines and ovoos on them. This happens pretty reliably on Cliffside around the center of the map:

I’ve also seen it happen once on Himeyama for the gold mine closest to my starting location, but I forgot to take a screenshot and I haven’t been able to replicate it so I guess that one’s relatively rare.

Here’s the same issue affecting a stone mine on cliffside: