Wrong Super call in RecordViewController Lifecycle method

[brynbodayle]

Loving the book so far! Noticed one issue in the MVC sample code.

	override func viewDidAppear(_ animated: Bool) {
		super.viewWillAppear(animated)

https://github.com/objcio/app-architecture/blob/master/Recordings-MVC/Recordings/RecordViewController.swift#L17-L18