added nvim lua config files

defaults/nvim/lua/plugins/treesitter.lua

@@ -0,0 +1,15 @@
+if true then return {} end -- WARN: REMOVE THIS LINE TO ACTIVATE THIS FILE
+
+-- Customize Treesitter
+
+---@type LazySpec
+return {
+  "nvim-treesitter/nvim-treesitter",
+  opts = {
+    ensure_installed = {
+      "lua",
+      "vim",
+      -- add more arguments for adding more treesitter parsers
+    },
+  },
+}