v2.2.1

This is the Kubeflow Trainer v2.2.1 release 🚀

🚀 Features

• feat(ci): automate release process (#3536) (#3590 by @Krishna-kg732)
• feat: update k8s to 0.36 for release-2.2 (#3514 by @kannon92)

🐛 Bug Fixes

• [release-2.2] fix(ci): Update Python API models version in make release (#3622 by @andreyvelich)
• [release-2.2] fix(ci): Guard git-cliff against empty user names (#3598 by @andreyvelich)
• [release-2.2] fix(ci): Fix git-cliff for patch release Changelog (#3591) (#3593 by @andreyvelich)
• [release-2.2] fix(examples): use namespaced SQuAD dataset (#3560) (#3592 by @XploY04)
• [release-2.2] fix(api): allow atomic RuntimePatches update on unsuspend (#3489 by @NarayanaSabari)
• [release-2.2] fix(manifests): Use released version for JobSet and LWS images (#3453 by @andreyvelich)

⚙️ Miscellaneous Tasks

• chore(ci): Remove Trivy Action (#3389) (#3391 by @andreyvelich)