title: Change Font for all UIAlertController in the app
body: <p>How to change the font for all the <code>UIAlertController</code>s in the app?</p>
  
  <p>Is there any way like how we do it for other UIElements</p>
  
  <p>Ex: </p>
  
  <pre><code>UINavigationBar.appearance().titleTextAttributes = [.font: UIFont.boldSystemFont(ofSize: 16)]
  </code></pre>