* chore: remove commented deprecated groups
* feat: add rule-based sem token highlighting (tracking https://github.com/neovim/neovim/commit/1cc23e1109ed88275df5c986c352f73b99a0301c)
* feat: add ts-rainbow2 highlights
* feat: add special string documentation highlight, remove unused group, and reorganize hl groups based on nvim-treesitter
* fix: linked to treesitter groups and added some additional missing hl groups
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Co-authored-by: Folke Lemaitre <folke.lemaitre@gmail.com>