Refactored lsp and null ls configs

after/plugin/autopairs.lua

@@ -0,0 +1,13 @@
+local autopairs_setup, autopairs = pcall(require, "nvim-autopairs")
+if not autopairs_setup then
+  return
+end
+
+autopairs.setup {
+  check_ts = true,
+  ts_config = {
+    lua = { "string" },
+    javascript = { "template_string" },
+    java = false,
+  },
+}