Bump unicode-normalization from 0.1.8 to 0.1.9 (#222)
Bump unicode-normalization from 0.1.8 to 0.1.9 (#222)

Bumps [unicode-normalization](https://github.com/unicode-rs/unicode-normalization) from 0.1.8 to 0.1.9.
- [Release notes](https://github.com/unicode-rs/unicode-normalization/releases)
- [Commits](https://github.com/unicode-rs/unicode-normalization/commits/v0.1.9)

Signed-off-by: dependabot-preview[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
alex/ct-tools,alex/ct-tools