Fix typo checks

typing/typedtree.mli

@@ -759,12 +759,14 @@ type implementation = {
 }
 (** A typechecked implementation including its module structure, its exported
     signature, and a coercion of the module against that signature.
-  
+
     If an .mli file is present, the signature will come from that file and be
     the exported signature of the module.
 
-    If there isn't one, the signature will be inferred from the module structure.
+    If there isn't one, the signature will be inferred from the module
+    structure.
 *)
+
 (* Auxiliary functions over the a.s.t. *)
 
 (** [as_computation_pattern p] is a computation pattern with description