Bump rocksdb from 0.21.0 to 0.22.0

Bumps [rocksdb](https://github.com/rust-rocksdb/rust-rocksdb) from 0.21.0 to 0.22.0.
- [Release notes](https://github.com/rust-rocksdb/rust-rocksdb/releases)
- [Changelog](https://github.com/rust-rocksdb/rust-rocksdb/blob/master/CHANGELOG.md)
- [Commits](rust-rocksdb/rust-rocksdb@v0.21.0...v0.22.0)

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

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

Cargo.toml

@@ -34,7 +34,7 @@ clap = { version = "4", features = ["derive"] }
 config = "0.14"
 rdkafka = { version = "0.36", features = ["tokio", "cmake-build"] } # TODO: ssl
 pin-project = "1"
-rocksdb = { version = "0.21", default-features = false, features = ["snappy"] }
+rocksdb = { version = "0.22", default-features = false, features = ["snappy"] }
 hex-slice = "0.1"
 prometheus = "0.13"
 lazy_static = "1"