subscription Key
@get:Incubating
@get:InputFile
@get:Optional
@get:PathSensitive(value = PathSensitivity.NONE )
Specifies the IntelliJ IDEA subscription key file used in this sandbox. The key is copied to config/idea.key, and com.intellij.modules.ultimate is removed from config/disabled_plugins.txt.
Default value: IntelliJPlatformExtension.subscriptionKey