build(deps): bump indexmap from 2.8.0 to 2.9.0

Bumps [indexmap](https://github.com/indexmap-rs/indexmap) from 2.8.0 to 2.9.0.
- [Changelog](https://github.com/indexmap-rs/indexmap/blob/main/RELEASES.md)
- [Commits](indexmap-rs/indexmap@2.8.0...2.9.0)

---
updated-dependencies:
- dependency-name: indexmap
  dependency-version: 2.9.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

Cargo.lock

@@ -192,7 +192,7 @@ default-features = false
 
 # HashMap which preserves insertion order
 [workspace.dependencies.indexmap]
-version = "2.8.0"
+version = "2.9.0"
 features = ["serde"]
 
 # Snapshot testing