build(deps): bump rand_core from 0.6.4 to 0.9.1

Bumps [rand_core](https://github.com/rust-random/rand) from 0.6.4 to 0.9.1.
- [Release notes](https://github.com/rust-random/rand/releases)
- [Changelog](https://github.com/rust-random/rand/blob/master/CHANGELOG.md)
- [Commits](rust-random/rand@rand_core-0.6.4...rand_core-0.9.1)

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

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

Author: dependabot[bot]

Cargo.lock

@@ -16,7 +16,7 @@ async-trait.workspace = true
 chrono.workspace = true
 futures-util.workspace = true
 opentelemetry.workspace = true
-rand_core = "0.6.4"
+rand_core = "0.9.1"
 serde.workspace = true
 serde_json.workspace = true
 thiserror.workspace = true