Changelog for ruby2.3-rubygem-activemodel-5.2-5.2.1.1-1.1.x86_64.rpm :

* Mon Dec 03 2018 mschnitzerAATTsuse.com- updated to version 5.2.1.1 (boo#1118076)
* No changes / Just a version bump to match with Rails 5.2.1.1
* Wed Aug 08 2018 mschnitzerAATTsuse.com- updated to version 5.2.1 (boo#1104209)
* No changes / just aligned to Rails version 5.2.1
* Mon Apr 16 2018 mschnitzerAATTsuse.com- initialize package see changelog: https://github.com/rails/rails/blob/v5.2.0/activemodel/CHANGELOG.md