title: How to remove padding between AlertDialog and title/text with Compose
body: <p>Using compose, I want to create something like this :</p>
  <p><a href="https://i.stack.imgur.com/K29BQ.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/K29BQ.png" alt="enter image description here" /></a></p>
  <p>Problem is using compose AlertDialog I only achieve to get this :</p>
  <p><a href="https://i.stack.imgur.com/soFMo.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/soFMo.png" alt="enter image description here" /></a></p>
  <p>There is a padding between the AlertDialog border and the title that can not be removed. How to remove it using Compose ?
  Using <code>Modifier.padding(all = 0.dp)</code> doesn't work. I tried it at every level.</p>