“Failed to install the following Android SDK packages as some licences have not been accepted” 错误

通过运行一下命令解决：

注意：sdk安装路径不同，执行的命令路径就不相同；找到自己安装sdk路径下的sdkmanager

# GNU/Linux 发行版：
yes | ~/Android/Sdk/tools/bin/sdkmanager --licenses


# 苹果系统：
export JAVA_HOME=/Applications/Android\ Studio.app/Contents/jre/jdk/Contents/Home
yes | ~/Library/Android/sdk/tools/bin/sdkmanager --licenses


# 视窗：
%ANDROID_HOME%/tools/bin/sdkmanager --licenses