DeepSpeed-MII v0.3.0

What's Changed

• Update version.txt by @loadams in #511
• Fix scheduling for non-persistent pipeline by @tohtana in #515
• Add Kubernetes health check route to REST server by @richiejp in #445
• Pydantic v2 migration by @mrwyattii in #423

New Contributors

• @richiejp made their first contribution in #445

Full Changelog: v0.2.4...v0.3.0