Bump unicode-ident from 1.0.19 to 1.0.20 (#916)

Bumps [unicode-ident](https://github.com/dtolnay/unicode-ident) from 1.0.19 to 1.0.20.
- [Release notes](https://github.com/dtolnay/unicode-ident/releases)
- [Commits](dtolnay/unicode-ident@1.0.19...1.0.20)

---
updated-dependencies:
- dependency-name: unicode-ident
  dependency-version: 1.0.20
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

Cargo.lock

@@ -42,5 +42,5 @@ syn = { version = "2.0.107", features = ["full"] }
 tempdir = "0.3.7"
 thiserror = "2.0.17"
 trybuild = "1.0.112"
-unicode-ident = "1.0.19"
+unicode-ident = "1.0.20"
 uuid = "1.16.0"