Android 11 unexpected LOCAL_MODULE_CLASS for prebuilts: FAKE

问题原因：Android 11不支持LOCAL_MODULE_CLASS为FAKE类型

解决方案：将 LOCAL_MODULE_CLASS := FAKE 改为 LOCAL_MODULE_CLASS := ETC

参考：

https://blog.csdn.net/tkwxty/article/details/110946237

https://jishuin.proginn.com/p/763bfbd35740

https://blog.csdn.net/scusyq/article/details/7674371