Update _tour/mixin-class-composition.md

flomebul · bishabosha · web-flow · commit 33a7d99abc24 · 2022-09-15T10:40:42.000+02:00
Co-authored-by: Jamie Thompson &lt;bishbashboshjt@gmail.com&gt;
diff --git a/_tour/mixin-class-composition.md b/_tour/mixin-class-composition.md
@@ -102,7 +102,7 @@ class StringIterator(s: String) extends AbsIterator {
 {% endtab %}
 
 {% tab 'Scala 3' for=mixin-concrete-string-iterator %}
-```scala mdoc
+```scala
 class StringIterator(s: String) extends AbsIterator:
   type T = Char
   private var i = 0
