Log Message:
graphics/matugen: update to 2.2.0

Added
 - add harmonized_colors to --json flag (#53)
 - add to_upper and to_lower filters
 - add replace filter
 - add set_lightness filter
 - add colors_to_harmonize
 - (config) change custom_keywords configuration syntax

Fixed
 - move aur publish into aur.yml
 - remove aur action in main.yml
 - format harmonized_colors in dump_json (#53)

Other
 - (readme) update features
 - (readme) add arch install guide
 - Merge pull request #58 from Ehllay/main
 - Merge pull request #57 from InioX/dev
 - remove error message when compiling template
 - run clippy fix