improve list formatting in 2020/ferguson1 markdown files

2020/ferguson1/HACKING.html

@@ -144,27 +144,27 @@ snake’s syllabary) for all snake and herpetologist programmers alike.</p>
 <ul>
 <li><p>Modifications</p>
 <ul>
-<li><p>Modifying the colours</p></li>
-<li><p>Background colour</p></li>
-<li><p>Modifying the characters for the wall, bug and snake</p></li>
-<li><p>Modifying input keys</p></li>
-<li><p>Modifying the status/score line</p></li>
-<li><p>Make it so the snake starts at a random location</p></li>
+<li>Modifying the colours</li>
+<li>Background colour</li>
+<li>Modifying the characters for the wall, bug and snake</li>
+<li>Modifying input keys</li>
+<li>Modifying the status/score line</li>
+<li>Make it so the snake starts at a random location</li>
 </ul></li>
 <li><p>Additions</p>
 <ul>
-<li><p>Health (and/or Lives)</p></li>
-<li><p>Saving the game</p></li>
-<li><p>Different types of walls</p></li>
-<li><p>Blockades</p></li>
-<li><p>Diagonal movement</p></li>
-<li><p>Special abilities</p></li>
-<li><p>Obstacles</p></li>
-<li><p>More than one bug</p></li>
-<li><p>Power-ups</p></li>
-<li><p>Snakeskin shedding (becoming an obstacle)</p></li>
-<li><p>Snake moves faster over time</p></li>
-<li><p>Max times the bug evades before game over</p></li>
+<li>Health (and/or Lives)</li>
+<li>Saving the game</li>
+<li>Different types of walls</li>
+<li>Blockades</li>
+<li>Diagonal movement</li>
+<li>Special abilities</li>
+<li>Obstacles</li>
+<li>More than one bug</li>
+<li>Power-ups</li>
+<li>Snakeskin shedding (becoming an obstacle)</li>
+<li>Snake moves faster over time</li>
+<li>Max times the bug evades before game over</li>
 </ul></li>
 </ul>
 <h1 id="modifications">Modifications</h1>