message: make onAccept and onDismiss optional when using ts
diff: @@ -5,8 +5,8 @@ import { Utils } from '../utils/utils';
  import {DateTextFieldProps} from '../_shared/DateTextField';
  export interface ModalWrapperProps extends DateTextFieldProps {
  - onAccept: ButtonProps['onClick'];
  - onDismiss: ButtonProps['onClick'];
  + onAccept?: ButtonProps['onClick'];
  + onDismiss?: ButtonProps['onClick'];
  dialogContentClassName?: string;
  okLabel?: ReactNode;
  cancelLabel?: ReactNode;
  