Merge remote-tracking branch 'origin/master' into develop

Add Keychron Q12 (#19844)

Co-authored-by: Ryan <fauxpark@gmail.com>
Co-authored-by: Drashna Jaelre <drashna@live.com>

Merge remote-tracking branch 'origin/master' into develop

Add Support for Lilly58 r2g (#19862)

* Add support for lilly58 r2g by Mechboards

Merge remote-tracking branch 'origin/master' into develop

Add new keymap for Preonic rev3 (#19706)

Remove some use of keymap.h (#20006)

Remove some use of keymap.h (#19980)

Merge remote-tracking branch 'origin/master' into develop

Initial deprecation policy documentation. (#19908)

Remove Vagrant due to bit-rot. (#20000)

Update branch names to reflect configurator's new deployment. (#19999)

Merge upstream changes to uf2conv (#19993)

Merge remote-tracking branch 'origin/master' into develop

Check all keys have matrix positions when parsing C LAYOUT macros (#19781)

Merge remote-tracking branch 'origin/master' into develop

[Keyboard] Clean up contra & move to data-driven (#19973)

Co-authored-by: Joel Challis <git@zvecr.com>

Merge remote-tracking branch 'origin/master' into develop

[Keymap] Add davidrambo lulu keymap (#19448)

Co-authored-by: Joel Challis <git@zvecr.com>

Merge remote-tracking branch 'origin/master' into develop