fix some typos

lib/memex_web/views/layout_view.ex

@@ -1,17 +1,12 @@
 defmodule MemexWeb.LayoutView do
   use MemexWeb, :view
-  import MemexWeb.Components.Topbar
+  import MemexWeb.{Components.Topbar, Gettext}
   alias MemexWeb.HomeLive
 
   # Phoenix LiveDashboard is available only in development by default,
   # so we instruct Elixir to not warn if the dashboard route is missing.
   @compile {:no_warn_undefined, {Routes, :live_dashboard_path, 2}}
 
-  def get_title(conn) do
-    if conn.assigns |> Map.has_key?(:title) do
-      "Memex | #{conn.assigns.title}"
-    else
-      "Memex"
-    end
-  end
+  def get_title(%{assigns: %{title: title}}), do: gettext("memEx | %{title}", title: title)
+  def get_title(_conn), do: gettext("memEx")
 end