fix: 缴费记录退款数据为空时异常处理

src/views/Policy/PaymentRecord/index.vue

@@ -127,7 +127,7 @@ export default {
             v.currentPayState === -1 ? "已欠费" : v.currentPayState === 3 ? "缴费成功" : "-"
         })) || [];
 
-      if (["9-5", "9-6"].includes(status)) {
+      if (["9-5", "9-6"].includes(status) && this.record?.refundRecord) {
         list.unshift({
           termNoText:
             this.record?.refundRecord?.currentState === 2