v0.7.4

What's Changed

• Remove legacy time spine warning message by @DevonFulcher in #353
• Fix time spine validation error by @DevonFulcher in #354
• Downgrade pydantic in dev env by @DevonFulcher in #355
• Remove cumulative metric type param deprecation warning by @DevonFulcher in #356
• Bump version to 0.7.4 by @DevonFulcher in #357

Full Changelog: v0.7.0...v0.7.4