fix(treesitter): use modern init config

Author: brianrodri

lua/plugins/core/treesitter.lua

@@ -1,23 +1,15 @@
-local my_utils = require("my.utils")
-
 ---@module "lazy"
 ---@type LazySpec
 return {
   {
     "nvim-treesitter/nvim-treesitter",
     lazy = false,
-    main = "nvim-treesitter.configs",
+    build = ":TSUpdate",
     ---@type my.types.TSConfig
     opts = {
       ensure_installed = {},
       indent = { enable = true },
       highlight = { enable = true, use_languagetree = true },
     },
-    ---@param opts TSConfig|?
-    config = function(_, opts)
-      opts = opts or {}
-      opts.ensure_installed = my_utils.dedupe(opts.ensure_installed --[[@as table<string>]] or {})
-      require("nvim-treesitter.configs").setup(opts)
-    end,
   },
 }