task list none bug fix

src/modules/exam-center/views/DoneTask.vue

@@ -95,7 +95,8 @@ export default {
         pageNumber: this.current,
         pageSize: this.size
       };
-      const data = await doneTaskListPage(datas);
+      const result = await doneTaskListPage(datas);
+      const data = result || { records: [], total: 0 };
       this.tasks = data.records;
       this.total = data.total;
     },

src/modules/exam-center/views/WaitTask.vue

@@ -95,7 +95,8 @@ export default {
         pageNumber: this.current,
         pageSize: this.size
       };
-      const data = await waitTaskListPage(datas);
+      const result = await waitTaskListPage(datas);
+      const data = result || { records: [], total: 0 };
       this.tasks = data.records;
       this.total = data.total;
     },