added catppuccin as colorscheme

lua/custom/plugins/catppuccin.lua

@@ -0,0 +1,9 @@
+return {
+  "catppuccin/nvim",
+  name = "catppuccin",
+  priority = 1000,
+  config = function()
+    vim.cmd.colorscheme 'catppuccin-macchiato'
+  end
+}
+

lua/custom/plugins/surround.lua

@@ -0,0 +1,3 @@
+return {
+  'tpope/vim-surround'
+}