Fix schools dashboard default ordering

Author: grega

app/controllers/admin/schools_controller.rb

@@ -38,5 +38,13 @@ def reject_school
 
       redirect_to admin_school_path(id: school_id)
     end
+
+    def default_sorting_attribute
+      :created_at
+    end
+
+    def default_sorting_direction
+      :desc
+    end
   end
 end

app/dashboards/school_dashboard.rb

@@ -96,12 +96,4 @@ class SchoolDashboard < Administrate::BaseDashboard
   def display_resource(school)
     school.name.to_s
   end
-
-  def default_sorting_attribute
-    :created_at
-  end
-
-  def default_sorting_direction
-    :desc
-  end
 end