title: How to change the size of an SF icon in a UIButton
body: <p>Very simple question here. I'd like to change the size of an SF icon in a UIButton. I've tried doing this 20 ways to Wednesday. </p>
  
  <ol>
  <li>I tried setting the EdgeInsets - no dice </li>
  <li>I tried resetting the
  contentMode of the button's imageView - doesn't budge</li>
  <li>Tried to change the font size of the image - wut?</li>
  </ol>
  
  <p>There has to be a simple way to do this. Thanks in advance.</p>