feat: paginate the staffing matrix preview

templates/admin/system/staffing_rule/preview.html.twig

@@ -33,7 +33,7 @@
                 </tr>
                 </thead>
                 <tbody>
-                {% for row in rows %}
+                {% for row in pagination %}
                     <tr>
                         <td>{{ row.productCode }}</td>
                         <td>
@@ -72,6 +72,7 @@
                 {% endfor %}
                 </tbody>
             </table>
+            {{ knp_pagination_render(pagination) }}
         </div>
     </div>
 {% endblock %}