nvim: init/treesitter: Enable bundled parsers

Now that neovim bundles parsers and highlight queries for Lua, Vimscript
and C by default, enable the bundled ones.

We can drop the entries from languages enabled via nvim-treesitter.

See
https://github.com/neovim/neovim/issues/14090#issuecomment-1237820552

nvim/.config/nvim/init.lua

@@ -90,6 +90,9 @@ vim.g.tmux_navigator_no_mappings    = 1
 -- Write the current buffer, but only if changed before navigating from Vim to tmux pane
 vim.g.tmux_navigator_save_on_switch = 1
 
+-- Enable bundled TS parsers
+vim.g.ts_highlight_lua = true
+
 -- We do this to prevent the loading of the system fzf.vim plugin. This is
 -- present at least on Arch/Manjaro
 vim.cmd.set{ args = { 'rtp-=/usr/share/vim/vimfiles' } }

nvim/.config/nvim/lua/treesitter.lua

@@ -2,7 +2,7 @@
 -- https://github.com/nvim-treesitter/nvim-treesitter-textobjects/issues/100.
 require'nvim-treesitter-textobjects'
 
-local ts_langs = { "bash", "c", "cpp", "fish", "go", "haskell", "html", "java", "javascript", "jsdoc", "json", "lua", "markdown", "nix", "python", "query", "rust", "teal", "toml", "tsx", "typescript", "verilog", "vim" }
+local ts_langs = { "bash", "cpp", "fish", "go", "haskell", "html", "java", "javascript", "jsdoc", "json", "markdown", "nix", "python", "query", "rust", "teal", "toml", "tsx", "typescript", "verilog" }
 
 require'nvim-treesitter.install'.compilers = { "gcc" }
 require'nvim-treesitter.configs'.setup {