v/0.21.0

Release notes

• Update dependencies.

What's Changed

• build(deps): update ct-logs requirement from ^0.6 to ^0.7 by @dependabot-preview in #110
• build(deps): update webpki-roots requirement from 0.19 to 0.20 by @dependabot-preview in #109

Full Changelog: v/0.20.0...v/0.21.0