title: How to put icon center of another icon in flutter
body: <p>How to Put one icon in center of another icon like google map marker like below?</p>
  
  <p><a href="https://i.stack.imgur.com/X53wf.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/X53wf.png" alt="enter image description here"></a></p>