v2.6.0

What's Changed

• doc: Update examples and Contact#Remove inline doc by @drish in https://github.com/resend/resend-go/pull/28
• feat: Support for fetching api url as env var by @drish in https://github.com/resend/resend-go/pull/29

Full Changelog: https://github.com/resend/resend-go/compare/v2.4.0...v2.6.0