参考:https://developer.huawei.com/consumer/cn/doc/harmonyos-references-V5/js-apis-wifimanager-V5\#wifimanagerismeteredhotspot11
参考:https://developer.huawei.com/consumer/cn/doc/harmonyos-references-V5/js-apis-wifimanager-V5\#wifimanagerismeteredhotspot11