Add openjdk-8-jdk back to avoid sdkmanager error.
Add openjdk-8-jdk back to avoid sdkmanager error.

Step 17/43 : RUN mkdir --parents "$HOME/.android/" &&     echo '### User Sources for Android SDK Manager' >         "$HOME/.android/repositories.cfg" &&     yes | "$ANDROID_HOME"/tools/bin/sdkmanager --licenses > /dev/null
 ---> Running in a2a78ceb183b
Exception in thread "main" java.lang.NoClassDefFoundError: javax/xml/bind/annotation/XmlSchema
	at com.android.repository.api.SchemaModule$SchemaModuleVersion.<init>(SchemaModule.java:156)
	at com.android.repository.api.SchemaModule.<init>(SchemaModule.java:75)
	at com.android.sdklib.repository.AndroidSdkHandler.<clinit>(AndroidSdkHandler.java:81)
	at com.android.sdklib.tool.sdkmanager.SdkManagerCli.main(SdkManagerCli.java:73)
	at com.android.sdklib.tool.sdkmanager.SdkManagerCli.main(SdkManagerCli.java:48)
Caused by: java.lang.ClassNotFoundException: javax.xml.bind.annotation.XmlSchema
	at java.base/jdk.internal.loader.BuiltinClassLoader.loadClass(BuiltinClassLoader.java:581)
	at java.base/jdk.internal.loader.ClassLoaders$AppClassLoader.loadClass(ClassLoaders.java:178)
	at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:522)

mingchen/docker-android-build-box,mingchen/docker-android-build-box,mingchen/docker-android-build-box