Prusa i3 Mk3 Model for PrusaSlicer

This is a 3D model of the Prusa Mk3 to use it with the new feature in PrusaSlicer where you can customize your build plate by using 3D models.

I aligned it to fit perfectly, so that it is where it has to be after you selected it.

Original model: https://www.thingiverse.com/thing:2699771