[FIX] website_forum: header template: double display of questions

The <t t-raw='0'/> is already defined lower in the view (line 101)

addons/website_forum/views/website_forum.xml

@@ -46,7 +46,6 @@
                 CKEDITOR.config.toolbar = [['Bold','Italic','Underline','Strike'],['NumberedList','BulletedList', 'Blockquote']
                 ,['Outdent','Indent','Link','Unlink','Image'],] ;
             </script>
-            <t t-raw="0"/>
         </t>
         <div class="container mt16 website_forum">
             <div class="navbar navbar-default">