fix: update treesitter config to use setup function

lua/kickstart/plugins/treesitter.lua

@@ -2,7 +2,9 @@ return {
   { -- Highlight, edit, and navigate code
     'nvim-treesitter/nvim-treesitter',
     build = ':TSUpdate',
-    main = 'nvim-treesitter.configs', -- Sets main module to use for opts
+    config = function(_, opts)
+      require('nvim-treesitter.config').setup(opts)
+    end,
     opts = {
       ensure_installed = {
         'bash',