v0.21.3

What's Changed

• Bump actions/cache from 3 to 4 by @dependabot in #518
• Bump actions/checkout from 3 to 4 by @dependabot in #501
• Fix: Trilogy ActiveRecord adapter to be compatible with latest Rails edge. by @casperisfine in #520

Full Changelog: v0.21.2...v0.21.3