Fixing bug in coinc templates for single inspiral

A few divs were inside of the wrong {% endif %} block in the coinc
inspiral templates.  Caused display issues if for some reason the
event did not have any single inspiral events.

gracedb/templates/gracedb/event_detail_coinc.html

@@ -379,11 +379,11 @@
 </table>
 </div> 
 
-</div>
-</div> <!-- container -->
 
 {% endif %}
 
+</div>
+</div> <!-- container -->
 {% endif %} <!-- object has end_time property. -->
 
 {% endblock %}

gracedb/templates/gracedb/event_detail_coinc_ext.html

@@ -39,11 +39,11 @@
 </table>
 </div> 
 
-</div>
-</div> <!-- container -->
 
 {% endif %} <!-- if single_inspiral_events -->
 
+</div>
+</div> <!-- container -->
 {% endif %} <!-- object has end_time property. -->
 
 {% endblock %}