fix(approve): 修复审批流程为空时的异常处理

liyong

2026-04-30 c2ad2126d6f8423e0a5e6e20bbb91ef6bb1cffc0

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

@@ -14,4 +14,6 @@
    private String supplierName;

    private List<PurchaseReturnOrderProductsDto> purchaseReturnOrderProductsDtos;

    private Long[] deptIds;
}