Fix pep8 violations.

cms/djangoapps/contentstore/features/component_settings_editor_helpers.py

@@ -32,6 +32,7 @@ def click_component_from_menu(instance_id, expected_css):
     else:  # Single template
         assert(len(filter(lambda ele: ele.has_class('single_template'), elements)) == 1)
 
+
 @world.absorb
 def edit_component_and_select_settings():
     world.css_click('a.edit-button')