[templates] Fix food templates and such

vrobbler/templates/scrobbles/scrobble_detail.html

@@ -12,7 +12,9 @@
 <h1>{{ object.media_obj }} - {{object.media_type}}</h1>
 
 <!-- Your existing detail page content -->
+{% if object.logdata.avg_seconds_per_page %}
 <p>Rate: {{object.logdata.avg_seconds_per_page}}s per page</p>
+{% endif %}
 
 <h2>Edit Log</h2>
 <form method="post" class="needs-validation" novalidate>