Bump serde from 1.0.136 to 1.0.137

Bumps [serde](https://github.com/serde-rs/serde) from 1.0.136 to 1.0.137.
- [Release notes](https://github.com/serde-rs/serde/releases)
- [Commits](serde-rs/serde@v1.0.136...v1.0.137)

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

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

src/core/Cargo.toml

@@ -38,7 +38,7 @@ nohash-hasher = "0.2.0"
 num-iter = "0.1.43"
 once_cell = "1.3.1"
 rayon = { version = "1.5.2", optional = true }
-serde = { version = "1.0.110", features = ["derive"] }
+serde = { version = "1.0.137", features = ["derive"] }
 serde_json = "1.0.80"
 primal-check = "0.3.1"
 thiserror = "1.0"