Cosmetics.

src/parserAux.mli

@@ -84,4 +84,5 @@ val override: Positions.t -> 'a option -> 'a option -> 'a option
 (* [producer_names producers] returns an array [names] such that
    [names.(idx) = None] if the (idx + 1)-th producer is unnamed
    and [names.(idx) = Some id] if it is called [id]. *)
+
 val producer_names: early_producers -> identifier option array