Removed extra p tag.

git-svn-id: http://svn.redmine.org/redmine/trunk@17753 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/views/settings/_authentication.html.erb

@@ -1,7 +1,6 @@
 <%= form_tag({:action => 'edit', :tab => 'authentication'}) do %>
 
 <div class="box tabular settings">
-<p>
 <p><%= setting_select :login_required, [[l(:label_login_required_yes), "1"],
                                         [l(:label_login_required_no), "0"]] %>
   <em class="info"><%= t(:text_login_required_html, anonymous_role_path: edit_role_path(Role.anonymous)) %></em>