springboot Connection and read timeouts are no longer mapped for NewRelic

If you use the HTTP client to export metrics to New Relic, the read and connection timeouts are no longer mapped.

See also https://github.com/spring-projects/spring-boot/pull/21440

Comment From: snicoll

Closed by https://github.com/spring-projects/spring-boot/commit/069c31a07491d15e3f23712c273123dca04d0ba8