fix user role bug

src/app/components/shared/header/header.component.html

@@ -19,7 +19,7 @@
             mat-raised-button class="question-focus-btn" routerLink="participant/room/{{shortId}}/comments/questionwall">
       <mat-icon>person</mat-icon>
       <span class="question-focus-btn-txt">{{ 'header.question-wall-entry' | translate }}</span>
-    </button> 
+    </button>
     <span class="fill-remaining-space"
           *ngIf="router.url.includes('comments') && user.role === 3 && deviceType === 'desktop'"></span>
     <span