Update lru requirement from 0.16.3 to 0.18.2 (#3034)

Updates the requirements on [lru](https://github.com/jeromefroe/lru-rs) to permit the latest version.
- [Changelog](https://github.com/jeromefroe/lru-rs/blob/master/CHANGELOG.md)
- [Commits](https://github.com/jeromefroe/lru-rs/compare/0.16.3...0.18.2)

---
updated-dependencies:
- dependency-name: lru
  dependency-version: 0.18.2
  dependency-type: direct:production
...

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

Cargo.toml

@@ -50,7 +50,7 @@ fail = { version = "0.5.0", optional = true }
 time = { version = "0.3.47", features = ["serde-well-known"] }
 smallvec = "1.8.0"
 rayon = "1.5.2"
-lru = "0.16.3"
+lru = "0.18.2"
 fastdivide = "0.4.0"
 itertools = "0.14.0"
 measure_time = "0.9.0"