Fix updated language

Author: sandeepsajan0

hypha/apply/projects/reports/templates/reports/report_detail.html

@@ -31,7 +31,7 @@
                     </strong>
                 </span>
                 <span>
-                    {% trans "Updated on" %}
+                    {% trans "Updated" %}
                     <strong class="font-semibold">
                         <relative-time datetime={{ object.current.submitted|date:"c" }}>
                             {{ object.current.submitted|date:"SHORT_DATETIME_FORMAT" }}