fix(接口定义): 修复定时同步定时任务提示信息

--bug=1016261 --user=王孝刚
【接口测试】github#17263，任务状态本就是关闭，想要打开，点击后，仍然弹出“关闭任务”的弹框。
https://www.tapd.cn/55049933/s/1233142

frontend/src/business/components/api/definition/components/import/SwaggerTaskList.vue

@@ -80,8 +80,12 @@ export default {
       this.$emit('rowClick', row);
     },
     closeTaskConfirm(row) {
-      row.enable = !row.enable
+      let message = this.$t('api_test.home_page.running_task_list.confirm.close_title');
-      operationConfirm(this, this.$t('api_test.home_page.running_task_list.confirm.close_title'), () => {
+      if (row.enable) {
+        message = this.$t('api_test.home_page.running_task_list.confirm.open_title');
+      }
+      row.enable = !row.enable;
+      operationConfirm(this, message, () => {
         row.enable = !row.enable
         this.updateTask(row);
       });