Fix colspan after added columns

Author: JelteF

pgcommitfest/commitfest/templates/commitfest.html

@@ -48,7 +48,7 @@ <h3>{{p.is_open|yesno:"Active patches,Closed patches"}}</h3>
 
   {%if grouping%}
    {%ifchanged p.topic%}
-    <tr><th colspan="{%if user.is_staff%}12{%else%}11{%endif%}">{{p.topic}}</th></tr>
+    <tr><th colspan="{%if user.is_staff%}13{%else%}12{%endif%}">{{p.topic}}</th></tr>
    {%endifchanged%}
   {%endif%}
   <tr>