added surround plugin

nvim/.config/nvim/lua/plugin/surround.lua

@@ -0,0 +1,20 @@
+return {
+    {
+        "echasnovski/mini.surround",
+        event = "VeryLazy",
+        opts = {
+            mappings = {
+                add = "gza",
+                delete = "gzd",
+                find = "gzf",
+                find_left = "gzF",
+                highlight = "gzh",
+                replace = "gzr",
+                update_n_lines = "gzn",
+            },
+        },
+        config = function (_, opts)
+            require("mini.surround").setup(opts)
+        end,
+    }
+}