Adjusted Class Initiative/Encounter Trackers

This is a remix of [Numanumaboy321's DnD Class Initiative Trackers](https://www.thingiverse.com/thing:2829235), as I found the concept great, but decided that I could improve the designs. I added a nice little chamfer on the front, and adjusted the font so that it matched that of the official DnD font (Nodesto Caps), as well as reducing the extrusion of the letters, as the ones use look like they could get snapped off in a backpack.

All of these designs are the same size, so that they all ma