rustdoc: Prune undocumented enums

src/rustdoc/fold.rs

@@ -8,6 +8,7 @@ export default_seq_fold_crate;
 export default_seq_fold_mod;
 export default_seq_fold_fn;
 export default_seq_fold_const;
+export default_seq_fold_enum;
 export default_seq_fold_fnlist;
 
 enum fold<T> = t<T>;