Jawick

## Description Updated the default keymap for the Waterfowl ready for the GB. Changed symbol layer to support US locale instead of UK. Updated the formatting to make it easier...

## Board/Shield Check-list - [x] This board/shield is tested working on real hardware - [x] Definitions follow the general style of other shields/boards upstream ([Reference](https://zmk.dev/docs/development/new-shield)) - [x] `.zmk.yml` metadata file...