优化默认一条数据

src/views/resetTeaming/modals/user-pay-form.vue

@@ -260,7 +260,7 @@ export default {
       if (val === "1") {
         this.eclass = [];
       } else if (val === "2") {
-        this.eclass = [];
+        this.eclass = [{}];
       }
     },
     async "form.musicGroupOrganizationCourseSettingId" (val) {