chore(deps): bump unicode-width from 0.1.14 to 0.2.1 in /codex-rs

Bumps [unicode-width](https://github.com/unicode-rs/unicode-width) from 0.1.14 to 0.2.1.
- [Commits](unicode-rs/unicode-width@v0.1.14...v0.2.1)

---
updated-dependencies:
- dependency-name: unicode-width
  dependency-version: 0.2.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

codex-rs/Cargo.lock

@@ -73,7 +73,7 @@ tracing-subscriber = { version = "0.3.19", features = ["env-filter"] }
 tui-input = "0.14.0"
 tui-markdown = "0.3.3"
 unicode-segmentation = "1.12.0"
-unicode-width = "0.1"
+unicode-width = "0.2"
 uuid = "1"
 rand = "0.9"