空运分拣并发bug修复

yudao-module-shipment/yudao-module-shipment-rest/src/main/java/cn/iocoder/yudao/module/shipment/controller/admin/BoxPreloadGoodsController.java

@@ -163,6 +163,7 @@ public class BoxPreloadGoodsController {
 
     @PostMapping("/createAir")
     @ApiOperation("创建预装货物-空运, use this")
+    @Idempotent(timeout = 5)
     public CommonResult<PreloadResultVO> createBoxPreloadGoodsAir(@Valid @RequestBody BoxPreloadGoodsCreateReqVO createReqVO) {
         return success(boxPreloadGoodsService.createBoxPreloadGoodsAir(createReqVO));
     }