Gorthage Truck Refactor (#14006)
* info.json: apply human-friendly formatting
* info.json: make key labels more friendly to `qmk info -l`
* correct LAYOUT_3u key sequence
* correct LAYOUT_7u key sequence
* correct LAYOUT_10u key sequence
* refactor default keymap
- use QMK short-form keycodes
- update grid alignment
- use four-space indent
- touch up with `qmk cformat`
* refactor 10u keymap
- use QMK short-form keycodes
- add encoder_update_user() function
- update grid alignment
- use four-space indent
* refactor 7u keymap
- use QMK short-form keycodes
- add encoder_update_user() function
- update grid alignment
- use four-space indent
* refactor gorthage_truck.h
- update grid alignments
- use XXX for KC_NO
- insert omitted KC_NO instances
* correct keyboard metadata in info.json
- use GitHub username for maintainer
- correct keyboard dimensions
* add encoder_update_kb() function to gorthage_truck.c
Gives QMK Configurator compile jobs encoder functionality.
* update maintainer field in info.json
As requested by jpuerto96 (s8erdude).