added notification plugin for neovim

nvim/lua/settings/lazy/plugins/nvim-notify.lua

@@ -0,0 +1,20 @@
+return {
+  "rcarriga/nvim-notify",
+  event = "VeryLazy",
+  config = function()
+    vim.notify = require("notify")
+
+    require("notify.config").setup({
+      stages = "fade_in_slide_out",
+      timeout = 5000,
+      background_colour = "#1e222a",
+      icons = {
+        ERROR = "",
+        WARN = "",
+        INFO = "",
+        DEBUG = "",
+        TRACE = "✎",
+      },
+    })
+  end,
+}