separate lists with tags instead of a line break

Author: YoRyan

Website/openrails.org/learn/activities/index.php

@@ -53,7 +53,8 @@
             <ul>
               <li>Pre 20-Oct-2020 <a href="https://www.trainsim.com/vbts/tslib.php?do=copyright&fid=36048">open_rails_starter_tutorial_1_0x.zip</a></li>
               <li>and <a href="https://www.trainsim.com/vbts/tslib.php?do=copyright&fid=36050">open_rails_starter_tutorial_1_1.zip</a></li>
-              <br>
+            </ul>
+            <ul>
               <li>Post 20-Oct-2020 <a href="https://www.trainsim.com/vbts/tslib.php?do=copyright&fid=36266">open_rails_starter_tutorial_2.zip</a></li>
               <li>Also <a href="https://www.trainsim.com/vbts/tslib.php?do=copyright&fid=36326">bnsf_scenic_atk8_11.zip</a> - Amtrak train meets 6 freight trains</li>
               <li>and <a href="https://www.trainsim.com/vbts/tslib.php?do=copyright&fid=36293">ortsscenicsubtimetable.zip</a> - 14 drivable trains, 24-hour timetable</li>