OO-5569: escape text gaps in score panel

src/main/java/org/olat/ims/qti21/ui/editor/interactions/_content/fib_score.html

@@ -6,7 +6,7 @@
 	<tbody>
 	#foreach($choice in $choices)
 	<tr>
-		<td>$choice.summary</td>
+		<td>$r.escapeHtml($choice.summary)</td>
 		<td>$r.render($choice.getPointsEl().getComponent().getComponentName())
 		#if($f.hasError($choice.getPointsEl().getComponent().getComponentName()))
 			<div>$r.render("${choice.getPointsEl().getComponent().getComponentName()}_ERROR")</div>
@@ -17,7 +17,7 @@
 			#set($alternatives = ${choice.getAlternatives()})
 			#foreach($alternative in $alternatives)
 			<tr>
-				<td><span class='o_qti_gaptext_score_alternative'>$alternative.summary</span></td>
+				<td><span class='o_qti_gaptext_score_alternative'>$r.escapeHtml($alternative.summary)</span></td>
 				<td>$r.render(${alternative.getPointsEl().getComponent().getComponentName()})
 				#if($f.hasError($alternative.getPointsEl().getComponent().getComponentName()))
 					<div>$r.render("${alternative.getPointsEl().getComponent().getComponentName()}_ERROR")</div>