Documentation update

Author: yashikno

index.html

@@ -87,6 +87,10 @@ <h3 class="table_title"><a href="https://github.com/Czechitas-Python/uvod-do-pro
 <th>Issue</th>
 <th>Title</th>
 </tr>
+<tr class="table_element">
+<td><a href="https://github.com/Czechitas-Python/uvod-do-progr-2/pull/142">142</a></td>
+<td><a href="https://github.com/Czechitas-Python/uvod-do-progr-2/pull/142">Úprava textu</a></td>
+</tr>
 </table>
 </div>
 <div class="table_widget">