fix: remove extra bracket from secret decision (#2870)

backend/benefit/applications/templates/secret_decision.xml

@@ -41,7 +41,7 @@
 			<tbody>
 			{% for row in calculation_rows %}
 				<tr>
-					<td>{{row.start_date|date:"d.m.Y"}} - {{row.end_date|date:"d.m.Y"}}}</td>
+					<td>{{row.start_date|date:"d.m.Y"}} - {{row.end_date|date:"d.m.Y"}}</td>
 					<td>{{row.amount}}</td>
 					<th>{{application.calculation.calculated_benefit_amount}}</th>
 				</tr>