Update Icon playground

Icon-playground.md

@@ -1,6 +1,6 @@
 ## Values
 
-### accessible ![](https://raw.githubusercontent.com/tabler/tabler-icons/master/icons-png/accessible.png "Accessible")
+### accessible ![](https://github.com/tabler/tabler-icons/blob/master/icons/accessible.svg "Accessible")
 
 Prioritizes access for specific or diverse abilities