fix: 处理null问题

buhuazhen

2026-06-01 facbfd2b1a0eb1ea971b699def8c85a43c5fa7fa

 src/main/java/com/ruoyi/device/service/impl/MaintenanceTaskJob.java

@@ -101,6 +101,7 @@
        inspectionTask.setUpdateTime(LocalDateTime.now());
        inspectionTask.setCreateTime(LocalDateTime.now());
        inspectionTask.setUpdateUser(Integer.parseInt(timingTask.getRegistrantId().toString()));
        inspectionTask.setMaintenanceItem(timingTask.getMaintenanceItem());
        return inspectionTask;
    }