生成预任务时，新增任务属性逻辑判断

WarehouseMgr/Tnb.WarehouseMgr/WmsPDAFeedingService.cs

@@ -49,7 +49,6 @@ namespace Tnb.WarehouseMgr
             var isOk = false;
             try
             {
-                var isOk = false;
                 await _db.Ado.BeginTranAsync();
                 var carryId = input.data.ContainsKey("carry_id") ? input.data["carry_id"]?.ToString() : "";
                 var feedBoxCode = input.data.ContainsKey("feedbox_code") ? input.data["feedbox_code"]?.ToString() : "";