Bump itoa from 0.4.3 to 0.4.4 (#44)
Bump itoa from 0.4.3 to 0.4.4 (#44)

Bumps [itoa](https://github.com/dtolnay/itoa) from 0.4.3 to 0.4.4.
- [Release notes](https://github.com/dtolnay/itoa/releases)
- [Commits](https://github.com/dtolnay/itoa/compare/0.4.3...0.4.4)

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