Recommendation is to avoid using the year nomenclature as this
information is already encoded in the git repo. Avoids needing to
repeatly update.
Also updates AUTHORS.txt from current repo with contributor names
This means that it doesn't start consuming hotkeys for
IME composition in the main canvas on Linux.
Text boxes in dialogs and the property manager, for example,
still receive IME composition.
Relates-To: https://gitlab.com/kicad/code/kicad/-/issues/9882