[Keyboard] Instant60 VIA Support (#5909)

[Keyboard] Instant60 VIA Support (#5909)

* VIA Support for Instant60

* Backlighting updates

* Update default keymap

* Add Standard layout default VIA supported layout

* Clean up some backslashes

* Add info.json

* Update info json metadata

* add info.json for practice65

* Update keyboards/cannonkeys/instant60/info.json

Co-Authored-By: noroadsleft <18669334+noroadsleft@users.noreply.github.com>
* Update keyboards/cannonkeys/practice65/info.json

Co-Authored-By: noroadsleft <18669334+noroadsleft@users.noreply.github.com>
* Update keyboards/cannonkeys/instant60/keymaps/via/keymap.c

Co-Authored-By: fauxpark <fauxpark@gmail.com>
* Update keyboards/cannonkeys/instant60/keymaps/via_standard/keymap.c

Co-Authored-By: fauxpark <fauxpark@gmail.com>
* Remove unused enum