private void DoDelete(ICRMEvent context, Guid pluginStepId, mwo_PluginStepRegistration subject)
{
subject.mwo_ImageType = mwo_ImageType.None;
DoManageImage(context, pluginStepId, subject);
StepManager.Delete(pluginStepId);
Tracer.Trace($"Deleted PluginStep: {pluginStepId}");
}