message: App: Fix "Open in new Tab" click event propagation
diff: <div class="opacity" *ngIf="isInSelectedFiles(file)"></div>
  <div class="card-btn-wrapper" *ngIf="isInSelectedFiles(file)">
  - <button mat-raised-button *ngIf="selectedFiles.length <= 1" (click)="initFileDownload(file)"
  + <button mat-raised-button *ngIf="selectedFiles.length <= 1" (click)="$event.stopPropagation();initFileDownload(file)"
  matTooltip="Open in new Tab">
  <mat-icon>open_in_new</mat-icon>
  </button>
  