NanoKVM Lite Enclosure

Modest improvements on https://www.thingiverse.com/thing:6763567 including:

1. Smaller interior dimensions to reduce movement
2. More vent holes, including on the sides
3. View ports for leds added to usb-c opening
4. Supports on 'lid' for usb-c and rj-45 to reduce movement
5. Blind holes for (optional) screws to hold device to surface