[UBL-CR-629]-A UBL invoice should not include the InvoiceLine Item Price ValidityPeriod
UBL-CR-629
pxs-taxdata:TaxData/pxs-taxdata:ReportedTransaction/pxs-taxdata:ReportedDocument
not(pxs-taxdata:DocumentLine/cac:Price/cbc:ValidityPeriod)