调整支付回传数据格式

performance-web/src/main/java/com/clx/performance/controller/payment/PayNotifyController.java

 package com.clx.performance.controller.payment;
 
 import com.clx.performance.param.pay.NotifyParam;
-import com.clx.performance.param.pay.NotifyString;
 
 import com.msl.common.result.Result;
 import io.swagger.annotations.Api;