message: workj for fix angular
diff: [(ngModel)]="model.filterString"
  [attr.id]="question.getInputId()"
  [class]="question.cssClasses.filterStringInput"
  - [attr.role]="model.filterStringEnabled ? model.ariaRole : null"
  + [attr.role]="model.filterStringEnabled ? question.ariaRole : null"
  [attr.readonly]="!model.searchEnabled ? true : null"
  [attr.disabled]="question.isInputReadOnly ? true : null"
  [attr.size]="!model.filterString ? 1 : null"
  