clearer example line breaks

Author: jgerigmeyer

Diff for: source/code-snippets/example-if.liquid

@@ -26,8 +26,11 @@
     @if $circle
       border-radius: math.div($size, 2)
 
+
+
   .square-av
     @include avatar(100px, $circle: false)
+
   .circle-av
     @include avatar(100px, $circle: true)
 {% endcodeExample %}