[Java] [WebClient] Custom error handling of HTTP responses not possible

Created by: lukstei

Description

Custom error handling of HTTP responses not possible, because of the catch-all line in:

https://github.com/OpenAPITools/openapi-generator/blob/e22c7c1c8aca41d7135bb7f3c9e54de173bd50f7/modules/openapi-generator/src/main/resources/Java/libraries/webclient/ApiClient.mustache#L486

openapi-generator version

3.3.0

OpenAPI declaration file content or url

any

Command line used for generation

standard

Steps to reproduce

generate any client

Related issues/PRs

Suggest a fix/enhancement