[DRE-maint] ruby-faraday-middleware is marked for autoremoval from testing

[Debian testing autoremoval watch]

ruby-faraday-middleware 0.12.2-1 is marked for autoremoval from testing on 2017-12-25

It (build-)depends on packages with these RC bugs:
881445: ruby-ox: CVE-2017-15928: Segmentation fault in the parse_obj