v2.22.0

What's Changed

• feat: Support for inline attachments by @drish in https://github.com/resend/resend-go/pull/70
• chore: Bump to v2.22.0 by @drish in https://github.com/resend/resend-go/pull/71

Full Changelog: https://github.com/resend/resend-go/compare/v2.21.0...v2.22.0