Add missing quote
Merge pull request #550 from KevinEtienne/add-missing-quote

Typo in templatetags avoid using show_content_type_selection_widget
Merge commit '433193a087f8321e8d19e5da4332152c2feb09f2' into next

* commit '433193a087f8321e8d19e5da4332152c2feb09f2':
  Add missing quote