fix：禁止重复提交退款申请提示

zhengyuxuan

2025-03-24 d97ab36d735e1c780908f03e5d466791e70f66c1

 LifePayment/LifePayment.Domain/WeChat/IWxPayApi.cs

@@ -23,5 +23,9 @@
        string GeneratePaySignByKey(string message);

        Task<WxPayDomesticRefundsReponse> WxPayDomesticRefunds(WxPayDomesticRefundsRequest input);

        Task<WxPayTradeBillApplyReponse> WxPayTradeBillApply(WxPayTradeBillApplyRequest input);

        Task<WxPayTradeBillQueryReponse> WxPayTradeBillQuery(WxPayTradeBillQueryRequest input);
    }
}