use treesitter plugins provided by nixpkgs

vimrc.lua

@@ -25,13 +25,8 @@ if vim.fn.isdirectory(parser_install_dir) == 0 then
 	vim.fn.mkdir(parser_install_dir, "p")
 end
 -- Adding runtime needed for Nix setup on non NixOS
-vim.o.runtimepath = vim.o.runtimepath .. "," .. parser_install_dir
-
-require 'nvim-treesitter.install'.compilers = { 'gcc' }
 
 require 'nvim-treesitter.configs'.setup {
-	ensure_installed = { "c", "cpp", "zig", "python", "verilog", "nix", "lua", "latex" },
-	parser_install_dir = parser_install_dir,
 	highlight = { enable = true, disable = {} },
 	indent = { enable = false, disable = {} },
 	rainbow = {