Prevent enter from selecting the info button

Taken from https://stackoverflow.com/questions/5629805/disabling-enter-key-for-form/52040802#52040802

quiz.html

@@ -58,11 +58,11 @@
 	  </p>
 
 	  <footer>
-	    <code>$Id: quiz.html,v 1.4 2024/01/12 10:22:53 oj14ozun Exp oj14ozun $</code>
+	    <code>$Id: quiz.html,v 1.5 2024/01/12 13:23:32 oj14ozun Exp oj14ozun $</code>
 	    <code id="js-version"></code>
 	  </footer>
 	</aside>
-	<button id="info-toggle">i</button>
+	<button onkeydown="return event.keyCode != 13;" id="info-toggle">i</button>
       </div>
 
       <noscript>