MOBILE-4081 quiz: Fix question mark rendering

Author: dpalou

src/addons/mod/quiz/pages/player/player.html

@@ -52,7 +52,7 @@ <h2 *ngIf="!question.number" class="inline">{{ 'core.question.information' | tra
                         <div *ngIf="question.status || question.readableMark" slot="end"
                             class="ion-text-wrap ion-margin-horizontal addon-mod_quiz-question-note">
                             <p *ngIf="question.status" class="block">{{question.status}}</p>
-                            <p *ngIf="question.readableMark">{{ question.readableMark }}</p>
+                            <p *ngIf="question.readableMark" [innerHTML]="question.readableMark"></p>
                         </div>
                     </ion-item-divider>
 

src/addons/mod/quiz/pages/review/review.html

@@ -92,7 +92,7 @@ <h2 *ngIf="!question.number">{{ 'core.question.information' | translate }}</h2>
                         <div class="ion-text-wrap ion-margin-horizontal addon-mod_quiz-question-note" slot="end"
                             *ngIf="question.status || question.readableMark">
                             <p *ngIf="question.status">{{question.status}}</p>
-                            <p *ngIf="question.readableMark">{{question.readableMark}}</p>
+                            <p *ngIf="question.readableMark" [innerHTML]="question.readableMark"></p>
                         </div>
                     </ion-item-divider>