[UBL-CR-545]-A UBL invoice should not include the InvoiceLine DocumentReference ValidityPeriod
UBL-CR-545pxs-taxdata:TaxData/pxs-taxdata:ReportedTransaction/pxs-taxdata:ReportedDocumentnot(pxs-taxdata:DocumentLine/cac:DocumentReference/cac:ValidityPeriod)