chore(deps): bump rustyline from 15.0.0 to 18.0.0 (#226)

Bumps [rustyline](https://github.com/kkawakam/rustyline) from 15.0.0 to
18.0.0.
- [Release notes](https://github.com/kkawakam/rustyline/releases)
-
[Changelog](https://github.com/kkawakam/rustyline/blob/master/History.md)
-
[Commits](kkawakam/rustyline@v15.0.0...v18.0.0)

---
updated-dependencies:
- dependency-name: rustyline dependency-version: 18.0.0 dependency-type:
direct:production update-type: version-update:semver-major ...

Signed-off-by: dependabot[bot] <support@github.com>

Author: hyperpolymath