Spring Cloud Openfeign Make trailing slash removal the default

See https://github.com/spring-cloud/spring-cloud-openfeign/issues/1070

Comment From: baezzys

Hi @OlgaMaciaszek, I'm interested in this issue and would like to contribute. May I give it a try?

Comment From: OlgaMaciaszek

Hello @baezzys, this issue is marked for a major release. We're not planning to do it yet.

Comment From: OlgaMaciaszek

@baezzys I can ping you when the time comes in case you'd still be interested in working on it.

Comment From: baezzys

Thank you, @OlgaMaciaszek! I understand. Please feel free to ping me when the time comes. I’d definitely like to try it.