title: can burst and legend of mapview function in R be both enabled?
body: <p>If the burst and legend are both set to TRUE, it doesnt show the legend, just shows like this</p>
  
  <p><a href="https://i.stack.imgur.com/Ksu0K.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/Ksu0K.png" alt="enter image description here"></a></p>
  
  <p>But I need to disable burst, then it can show the legend. How to both enable showing multilayer and legend?</p>