Release 3.3.1

What's Changed

• chore: CONTRIBUTION.md update by @JeneaVranceanu in #809
• Added send to example project by @6od9i in #881
• Add Sendable conformance to various structs and enums by @bogdan in #894

New Contributors

• @bogdan made their first contribution in #894

Full Changelog: 3.3.0...3.3.1