title: Add html code before checkout header title on WooCommerce
body: <p>I need a function to add a <strong><code>HTML</code></strong> code before <strong>checkout header title</strong> on WooCommerce. I would like to add a process bar. </p>
  
  <p>Thanks</p>
  
  <p><a href="https://i.stack.imgur.com/PFYro.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/PFYro.png" alt="enter image description here"></a></p>