Fixing paths for linking .ics file from /agenda/

 - Legacy-Id: 2987

Author: adamroach

adam/ietf/meeting/urls.py

@@ -8,6 +8,7 @@
     (r'^agenda/$', views.html_agenda),
     (r'^agenda(?:.html)?$', views.html_agenda),
     (r'^agenda.txt$', views.text_agenda),
+    (r'^agenda/agenda.ics$', views.ical_agenda),
     (r'^agenda.ics$', views.ical_agenda),
     (r'^agenda/week-view.html$', views.week_view),
     (r'^week-view.html$', views.week_view),