// Use the existing taxonomy overview submit handler.
$form['terms']['#empty'] = $this->t('No containers or forums available. <a href=":container">Add container</a> or <a href=":forum">Add forum</a>.', [
':container' => $this->url('forum.add_container'),
- ':forum' => $this->url('forum.add_forum')
+ ':forum' => $this->url('forum.add_forum'),
]);
return $form;
}