message: remove cancel hardcoded
diff: </div>
  <mat-dialog-actions>
  <button mat-raised-button color="primary" [disabled]="this.disableDownloadButton" (click)="downloadAndClose()">Download</button>
  - <button mat-button [mat-dialog-close]="true">Cancel</button>
  + <button mat-button [mat-dialog-close]="true">{{ 'common.cancel' | translate }}</button>
  <span class="spacer"></span>
  <ng-container *ngIf="showSpinner">
  <mat-spinner [diameter]=20 [strokeWidth]=2 class="spinner"></mat-spinner>
  