Release Channel Args
data class ReleaseChannelArgs(val channel: Output<ReleaseChannelChannel>? = null) : ConvertibleToJava<ReleaseChannelArgs>
ReleaseChannel indicates which release channel a cluster is subscribed to. Release channels are arranged in order of risk. When a cluster is subscribed to a release channel, Google maintains both the master version and the node version. Node auto-upgrade defaults to true and cannot be disabled.