add tab indents to size 2 for go, and add auto pair

lua/custom/plugins/init.lua

@@ -2,4 +2,12 @@
 --  I promise not to create any merge conflicts in this directory :)
 --
 -- See the kickstart.nvim README for more information
-return {}
+return {
+  {
+    'windwp/nvim-autopairs',
+    event = 'InsertEnter',
+    config = true,
+    -- use opts = {} for passing setup options
+    -- this is equalent to setup({}) function
+  },
+}