Raspberry Pi 4 Case, HQ camera friendly

`Raspberry Pi 4` case in the `HQ Camera` friendly design.

Consists of the following components:

- 1x base (3D printed)
- 1x cap (3D printed)
- 4x washers 2.5M (3D printed)
- 4x 2.5M screws/bolts
- 4x 3M screw/bolts
- 4x 3M thread inserts
- *(optional)* 4x 2.5M screws/bolts for the camera mount
- *(optional)* 1x fan
- *(optional)* 4x 3M for the fan mount