forked from loafle/openapi-generator-original
If there was a type that had a nested type of List or Map, e.g. `Map<String, List<String>>` only the outer types would be replaced with the Built variants, causing issues when running the builder.
If there was a type that had a nested type of List or Map, e.g. `Map<String, List<String>>` only the outer types would be replaced with the Built variants, causing issues when running the builder.