Unneeded curly brace

Author: ZzZombo

doc/Language/list.pod6

@@ -62,7 +62,7 @@ shortcut. In this case the outer List becomes the first element of the Array.
     # OUTPUT«((1 2) (3 4))␤»
     @a := (1,2; 3,4);
     say @a.flat;
-    # OUTPUT«((1 2 3 4)␤»
+    # OUTPUT«(1 2 3 4)␤»
 
 One of the ways C<@>-sigiled variables act like lists is by always supporting
 L<positional subscripting|/language/subscripts>. Anything bound to a C<@>-sigiled