@Override
	public void shutdown() {
	}
Provides the custom {@link WebClient.Builder} required by the
{@link WebClientEurekaHttpClient}. Relies on Jackson for serialization and
deserialization.

@author Daniel Lavoie
@author Haytham Mohamed
@author Armin Krezovic
@author Wonchul Heo
spring-cloud-netflix-eureka-client/src/main/java/org/springframework/cloud/netflix/eureka/http/WebClientTransportClientFactory.java