chore(deps): update unicode-width requirement from 0.1 to 0.2

Updates the requirements on [unicode-width](https://github.com/unicode-rs/unicode-width) to permit the latest version.
- [Commits](https://github.com/unicode-rs/unicode-width/commits)

---
updated-dependencies:
- dependency-name: unicode-width
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

formatting/Cargo.toml

@@ -18,7 +18,7 @@ default = ["std"]
 std = []
 
 [dependencies]
-unicode-width = "0.1"
+unicode-width = "0.2"
 
 [dev-dependencies]
 pretty_assertions = "1.0"