fix : 更细回签合同的时候，同步更新客户那边提交审批的合同

services/contract/contract.go

@@ -109,7 +109,7 @@ func UploadCheckBackFile(contractId int, fileUrl string, opUser *custom.AdminWx)
 	//同步更新客户那边提交审批的合同
 	o := orm.NewOrm()
 	sql := `update company_contract set img_url = ?  where contract_code=? and source="系统合同" `
-	_, err = o.Raw(sql, contractInfo.CheckBackFileUrl, contractInfo.ContractType).Exec()
+	_, err = o.Raw(sql, contractInfo.CheckBackFileUrl, contractInfo.ContractCode).Exec()
 
 	//添加操作日志
 	remark := "上传签回合同附件"