Bump serde from 1.0.183 to 1.0.185 (#698)

Bumps [serde](https://github.com/serde-rs/serde) from 1.0.183 to 1.0.185.
- [Release notes](https://github.com/serde-rs/serde/releases)
- [Commits](serde-rs/serde@v1.0.183...v1.0.185)

---
updated-dependencies:
- dependency-name: serde
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Cargo.toml

@@ -74,7 +74,7 @@ proptest-derive = "0.3.0"
 rand = "0.8"
 rayon = "1.5.2"
 rocksdb = { version = "0.21.0", features = ["lz4"] }
-serde = { version = "1.0.137", features = ["derive", "rc"] }
+serde = { version = "1.0.185", features = ["derive", "rc"] }
 serde_json = { version = "1.0" }
 sha2 = "0.10.6"
 digest = "0.10.6"