[이벤트 위임] 과제3 문제 번역 - line 28(#1312)

Author: rapidmon

2-ui/2-events/03-event-delegation/3-sortable-table/task.md

@@ -25,7 +25,7 @@ Each `<th>` has the type in the attribute, like this:
     </tr>
     <tr>
       <td>10</td>
-      <td>Ann</td>
+      <td>보라</td>
     </tr>
     ...
   </tbody>