Shortcut for running this SourceTOut, TMat with a foreach procedure. The given procedure is invoked for each received element. The returned Task will be completed with Success when reaching the normal end of the stream, or completed with Failure if there is a failure signaled in the stream.

public Task RunForeach(
	Action<TOut> action,
	IMaterializer materializer
)

member RunForeach : 
        action : Action<'TOut> * 
        materializer : IMaterializer -> Task