deps: bump rand_core from 0.6.4 to 0.9.3

Bumps [rand_core](https://github.com/rust-random/rand_core) from 0.6.4 to 0.9.3.
- [Release notes](https://github.com/rust-random/rand_core/releases)
- [Changelog](https://github.com/rust-random/rand_core/blob/master/CHANGELOG.md)
- [Commits](rust-random/rand_core@v0.6.4...v0.9.3)

---
updated-dependencies:
- dependency-name: rand_core
  dependency-version: 0.9.3
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

Cargo.lock

@@ -30,7 +30,7 @@ quick-protobuf = "0.8"
 tracing = { workspace = true }
 quick-protobuf-codec = { workspace = true }
 rand = "0.8"
-rand_core = { version = "0.6", optional = true }
+rand_core = { version = "0.9", optional = true }
 thiserror = { workspace = true, optional = true }
 
 [dev-dependencies]