refactor(system): 优化通知保存逻辑，移除冗余依赖

chenhj

2026-04-22 1a6c518be93901a41bc2b7b7a1475c58e9b1d2c0

 src/main/java/com/ruoyi/device/controller/DeviceMaintenanceFileController.java

@@ -9,7 +9,7 @@
import org.springframework.util.CollectionUtils;
import org.springframework.web.bind.annotation.*;

import javax.annotation.Resource;
import jakarta.annotation.Resource;
import java.util.List;

/**