Fix Credo warning

Author: angelsl

lib/cadet_web/admin_controllers/admin_assessments_controller.ex

@@ -4,11 +4,11 @@ defmodule CadetWeb.AdminAssessmentsController do
   use PhoenixSwagger
 
   import Ecto.Query, only: [where: 2]
-  alias Cadet.Assessments
-  alias Cadet.Assessments.Assessment
-  alias Cadet.Repo
   import Cadet.Updater.XMLParser, only: [parse_xml: 4]
 
+  alias Cadet.{Assessments, Repo}
+  alias Cadet.Assessments.Assessment
+
   def create(conn, %{
         "course_id" => course_id,
         "assessment" => assessment,