Update batteryInfo.md

docs/api/system/batteryInfo.md

@@ -6,3 +6,5 @@
 - 百度小程序平台：[规范详情](https://smartprogram.baidu.com/docs/develop/api/device_battery/#swan-getBatteryInfo/)
 - 支付宝小程序平台：[规范详情](https://docs.alipay.com/mini/api/nrnziy)
 - QQ小程序平台：[规范详情](https://q.qq.com/wiki/develop/miniprogram/API/equipment/ibeacon_battery.html)
+- App平台：使用 Native.js，[参考](https://ask.dcloud.net.cn/article/992)
+- H5平台：使用 navigator.battery API