Replace routerLinkActive with [class.active] to ensure visibility of …

…aria-current tag

src/app/shared/comcol/comcol-page-browse-by/comcol-page-browse-by.component.html

@@ -9,7 +9,7 @@ <h2 class="comcol-browse-label h5">{{'browse.comcol.head' | translate}}</h2>
          role="tab"
          [routerLink]="option.routerLink"
          [queryParams]="option.params"
-         routerLinkActive="active">{{ option.label | translate }}</a>
+         [class.active]="(currentOptionId$ | async) === option.id">{{ option.label | translate }}</a>
     </div>
   </div>