mix format

Author: josevalim

test/gettext/macros_test.exs

@@ -148,8 +148,6 @@ defmodule Gettext.MacrosTest do
   end
 
   test "dgettext/3 and dngettext/2: non-binary things at compile-time" do
-
-
     error =
       assert_raise ArgumentError, fn ->
         defmodule Sample do
@@ -178,7 +176,6 @@ defmodule Gettext.MacrosTest do
     assert message =~ "{:msgid_plural"
     assert message =~ "Gettext.gettext(Gettext.MacrosTest.Translator, string)"
 
-
     error =
       assert_raise ArgumentError, fn ->
         defmodule Sample do