Remove one anomaly notifications channel for a profiling group.
See https://www.paws-r-sdk.com/docs/codeguruprofiler_remove_notification_channel/ for full documentation.
codeguruprofiler_remove_notification_channel(channelId, profilingGroupName)
[required] The id of the channel that we want to stop receiving notifications.
[required] The name of the profiling group we want to change notification configuration for.