Raspberry Pi case adapter for Prusa MK2

I've been using the original version of the [Octoprint case from Hofftari](https://www.thingiverse.com/thing:1325370) with my Prusa i3 MK2. It's the earlier version that fit flush against the back of the printer, rather than at a 90 degree angle. I recently updated the print head with the new parts from the MK2S upgrade, which were too close for the original version, and I didn't want to re-print an entire case to fix it. So I created this adapter to hold the original case at 90 degrees. It take