修复修改仓库所属人，对应仓库创建时间修改

Areas/Admin/Controllers/MainServer/StoreHouseController.cs

@@ -564,6 +564,11 @@ namespace MySystem.Areas.Admin.Controllers
                 storeOp.UpdateDate = DateTime.Now;
                 storeOp.QueryCount = user.UserId;
             }
+            var userInfo = db.Users.FirstOrDefault(m => m.Id == user.UserId) ?? new Users();
+            if (string.IsNullOrEmpty(userInfo.CreateStoreDate.ToString()))
+            {
+                userInfo.CreateStoreDate = DateTime.Now;
+            }
             db.SaveChanges();
             opdb.SaveChanges();
             Fields.Add("ManageUserId", manage.UserId); //仓库管理员