This is a new best practice and will also avoid this warning:
A gemspec development dependency (riot, ~> 0.12.3) is being overridden by a Gemfile dependency (riot, >= 0).
This behaviour may change in the future. Please remove either of them, or make sure they both have the same requirement
This is a new best practice and will also avoid this warning:
Ref: https://docs.rubocop.org/rubocop/cops_gemspec.html#gemspecdevelopmentdependencies