define required_ruby_version

[evgeni]

No description provided.

[ekohl]

Also, the target Ruby version needs to match. Looks like the config is pinned to Foreman 2.3 even though this branch is for Foreman 3.9.
https://github.com/theforeman/foreman_rh_cloud/blob/ebcbeed9d6707fa2760c14490ee8824e25ef2d7b/.rubocop.yml

[evgeni]

Also, the target Ruby version needs to match. Looks like the config is pinned to Foreman 2.3 even though this branch is for Foreman 3.9. https://github.com/theforeman/foreman_rh_cloud/blob/ebcbeed9d6707fa2760c14490ee8824e25ef2d7b/.rubocop.yml

I wanted to tackle that once the first round of auto-fixes is in ;-)

[ekohl]

I mostly mention it because #866 fails on it.

[evgeni]

hmm, given it takes the TargetRubyVersion from theforeman-rubocop… shall we set it to 2.5+ for now, or add it to rubocop_todo to fix properly?