fix: 修复采购订单新增修改，报错

yuan

2026-07-15 e9fb84276805a01d6e665bc04b0999c842433d55

 src/main/java/com/ruoyi/purchase/dto/PaymentLedgerDto.java

@@ -8,6 +8,8 @@
    // 供应商名称
    private String supplierName;

    private Long supplierId;

    // 开始日期
    private String startDate;