Bump rack-canonical-host from 0.2.3 to 1.0.0
Bump rack-canonical-host from 0.2.3 to 1.0.0

Bumps [rack-canonical-host](https://github.com/tylerhunt/rack-canonical-host) from 0.2.3 to 1.0.0.
- [Release notes](https://github.com/tylerhunt/rack-canonical-host/releases)
- [Changelog](https://github.com/tylerhunt/rack-canonical-host/blob/master/CHANGELOG.md)
- [Commits](https://github.com/tylerhunt/rack-canonical-host/compare/v0.2.3...v1.0.0)

Signed-off-by: dependabot-preview[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
ministryofjustice/prison-visits-2,ministryofjustice/prison-visits-2,ministryofjustice/prison-visits-2,ministryofjustice/prison-visits-2