ECAD & MCAD for ESP32-S3-BOX / Dock

[finger563]

Description

• Add ECAD (sch/pcb) for esp32-s3-box and dock
• Add MCAD for esp32-s3-box and dock

Motivation and Context

• Need good CAD for the box (esp. the dock) since the box emu will plug in just like the dock

How has this been tested?

It hasnt?

Screenshots (if appropriate, e.g. schematic, board, console logs, lab pictures):

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• Documentation Update
• Hardware (schematic, board, system design) change
• Software change

Checklist:

• My change requires a change to the documentation.
• I have added / updated the documentation related to this change via either README or WIKI

Hardware

• I have updated the design files (schematic, board, libraries).