use credo style

test/memex_web/controllers/user_auth_test.exs

@@ -116,7 +116,7 @@ defmodule MemexWeb.UserAuthTest do
     end
 
     test "does not authenticate if data is missing", %{conn: conn, current_user: current_user} do
-      _ = Accounts.generate_user_session_token(current_user)
+      _session_token = Accounts.generate_user_session_token(current_user)
       conn = UserAuth.fetch_current_user(conn, [])
       refute get_session(conn, :user_token)
       refute conn.assigns.current_user

test/memex_web/controllers/user_confirmation_controller_test.exs

@@ -5,8 +5,7 @@ defmodule MemexWeb.UserConfirmationControllerTest do
 
   use MemexWeb.ConnCase, async: true
   import MemexWeb.Gettext
-  alias Memex.Accounts
-  alias Memex.Repo
+  alias Memex.{Accounts, Repo}
 
   @moduletag :user_confirmation_controller_test