Do not change role on moderation board

[Ticket: #715]

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

@@ -204,7 +204,7 @@
                     tabindex="0"
                     *ngIf="userRole > 0 && !router.url.includes('/participant/') &&
                            !router.url.endsWith('moderator/comments')"
-                    routerLink="moderator/room/{{shortId}}/moderator/comments">
+                    [routerLink]="(userRole === 3 ? 'creator' : 'moderator') + '/room/' + shortId + '/moderator/comments'">
               <mat-icon>visibility_off</mat-icon>
               <span>{{'header.moderationboard' | translate}}</span>
             </button>

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

@@ -91,10 +91,10 @@ export class HeaderComponent implements OnInit, AfterViewInit {
           this.isInRouteWithRoles = true;
         } else if (url.startsWith('/moderator/')) {
           this.userRole = UserRole.EXECUTIVE_MODERATOR;
-          this.isInRouteWithRoles = true;
+          this.isInRouteWithRoles = !url.endsWith('/moderator/comments');
         } else if (url.startsWith('/creator/')) {
           this.userRole = UserRole.CREATOR;
-          this.isInRouteWithRoles = true;
+          this.isInRouteWithRoles = !url.endsWith('/moderator/comments');
         } else {
           this.userRole = this.user ? this.user.role : UserRole.PARTICIPANT;
           this.isInRouteWithRoles = false;