fix(choice-tiles): icon color when selected styles added

Author: Cathy Siller

src/helix-ui/styles/components/choice-tiles.less

@@ -67,6 +67,10 @@ label.hxChoice > input:checked + hx-tile {
   border-color: @cyan-900;
   color: @cyan-900;
 
+  .hx-tile-icon {
+    color: @cyan-900;
+  }
+
   > p {
     color: @gray-900;
   }