Fix about page

Author: none-None1

about.html

@@ -411,7 +411,7 @@
               >https://esolangs.org/wiki/Slet</a
             >
           </td>
-          <td><a href="text.js">text.js</a></td>
+          <td><a href="text.js">slet.py</a></td>
         </tr>
         <tr>
           <td>Text</td>
@@ -479,3 +479,4 @@
     <a href="index.html">Back to the main page</a>
   </body>
 </html>
+