CI: Use .ruby-version Ruby in publish.yml

Version bump to 3.0.2

Version bump to 3.0.1

Version bump (3.0.0), set faraday dev dependency to 2.5 and required …

…Ruby version to 2.6

Faraday 2.5 introduces a new streaming API and other changes that we want to take advantage on. However, releasing a new 2.x version of the gem would cause it to be pulled in projects where Faraday has not been updated to v2.5+ yet, causing errors.

For this reason, we're instead releasing this as v3.0, which only the next (compatible) version of faraday will allow to use.

Version bump to 2.1.0

Version bump to 2.0.3

Version bump to 2.0.2

Version bump to 2.0.1

Bump Faraday and gem version to 2.0.

Version bump to 2.0.0.alpha-2