fix typo for test activity result table in contrib summary

ippisite/ippidb/templates/ippidb/testactivitydescription_card.html

@@ -34,7 +34,7 @@
                 {% for result in object.compoundactivityresult_set.all %}
                 <tr>
                     <td>{{result.ref.compound_name}}</td>
-                    <td12>{{result.get_modulation_type_display}}</td>
+                    <td>{{result.get_modulation_type_display}}</td>
                     <td title="{{result.get_activity_type_display}}">{{result.activity_type}}</td>
                     <td>{{result.activity|floatformat:2}}</td>
                 </tr>