Ledger Snap POC

## Description

Create a hardware wallet snap POC that supports the ledger hardware wallet. The basic functionality of the snap should be,

- Connect and disconnect a Ledger (Model: XXX) to the snap
- See accounts
- Sign transactions

Demo Video

https://images.zenhubusercontent.com/42009758/a96f85c6-0493-41fd-8492-adc8b0b9d368/ledger_snap_demo.mp4

## Acceptance criteria

- [x] Develop a Ledger snap POC
- [x] Record a demo
- [ ] Write a brief documentation of the challenges and opportunities encountered during development and the next steps to take to formalize the solution (use Notion or Google Drive)

## Notes

- Consider creating an official MetaMask repository dedicate to Key Management Snaps