feat(crm): 为订单相关实体类添加基础实体继承

- CrmOrder 类新增 BaseEntity 继承
- CrmOrderItem 类新增 BaseEntity 继承
- CrmOrderOperationTrace 类新增 BaseEntity 继承
- CrmSalesContract 类新增 BaseEntity 继承
- CrmSalesObjection 类新增 BaseEntity 继承

klp-crm/src/main/java/com/klp/crm/domain/CrmOrder.java

@@ -1,6 +1,7 @@
 package com.klp.crm.domain;
 
 import com.baomidou.mybatisplus.annotation.*;
+import com.klp.common.core.domain.BaseEntity;
 import lombok.Data;
 import lombok.EqualsAndHashCode;