Under the patty

UPGRADING.md

@@ -10,7 +10,7 @@ As always, [submit issues](https://github.com/FortAwesome/Font-Awesome/issues/ne
 
 ## 5.7.0 to 5.7.1
 
-The cheeseburger icon incorrectly placed the cheese on _top_ of the patty. This is unacceptable and we've fixed it.
+The cheeseburger icon incorrectly placed the cheese _under_ the patty. This is unacceptable and we've fixed it.
 
 ---