fix：发票下载

src/main/java/com/sunxung/factoring/service/invoicemanage/impl/InvoiceApprovalServiceImpl.java

@@ -303,6 +303,7 @@ public class InvoiceApprovalServiceImpl extends ServiceImpl<InvoiceApprovalMappe
         }
 
         invoiceApproval.setSettlementUpstreamSignedFile(settlementUpstreamSignedFile);
+        invoiceApproval.setSettlementUpstreamSignedFile1(settlementUpstreamSignedFile1);
         //参考待开发票
         invoiceApproval.setPendingInvoice(fileService.findByBusinessId(invoiceBasicInfo.getId(), FileModuleDict.ChildEnum.INVOICE_SALES_FILE.getCode()));
         invoiceApproval.setPendingInvoice1(sysAttachmentRefService.getCfiles(AttachmentDto.builder().setChildEnum(FileModuleDict.ChildEnum.INVOICE_SALES_FILE).setEntityId(invoiceBasicInfo.getId()).build()));