Bump email_spec from 2.1.1 to 2.2.0
Bump email_spec from 2.1.1 to 2.2.0

Bumps [email_spec](https://github.com/email-spec/email-spec) from 2.1.1 to 2.2.0.
- [Release notes](https://github.com/email-spec/email-spec/releases)
- [Changelog](https://github.com/email-spec/email-spec/blob/master/Changelog.md)
- [Commits](https://github.com/email-spec/email-spec/compare/v2.1.1...v2.2.0)

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
openpolitics/votebot,openpolitics/votebot,openpolitics/votebot