Issue #3485895 by grimreaper, pdureau: Make "Slot" translatable

modules/ui_patterns_library/templates/ui-patterns-component-table.html.twig

@@ -21,7 +21,7 @@
             <code>{{ slot_id }}</code>
           </td>
           <td>{{ slot.title }}</td>
-          <td>Slot</td>
+          <td>{{ "Slot"|t }}</td>
           <td>{{ slot.description }}</td>
         </tr>
       {% endfor %}