chore: move plugins to an upper level

lua/plugins/treesitter.lua

@@ -0,0 +1,24 @@
+return {
+  "nvim-treesitter/nvim-treesitter",
+  build = ":TSUpdate",
+  config = function()
+    require("nvim-treesitter.configs").setup({
+      ensure_installed = { "c", "lua", "typescript", "go", "vim", "vimdoc", "query", "markdown", "markdown_inline" },
+      ignore_install = {},
+      modules = {},
+      sync_install = false,
+      auto_install = false,
+      highlight = {
+        enable = true,
+        disable = function(_, buf)
+          local max_filesize = 100 * 1024
+          local ok, stats = pcall(vim.uv.fs_stat, vim.api.nvim_buf_get_name(buf))
+          if ok and stats and stats.size > max_filesize then
+            return true
+          end
+        end,
+        additional_vim_regex_highlighting = false,
+      },
+    })
+  end,
+}