Update lru requirement from 0.6.5 to 0.7.0 (#1165)

Updates the requirements on [lru](https://github.com/jeromefroe/lru-rs) to permit the latest version.
- [Release notes](https://github.com/jeromefroe/lru-rs/releases)
- [Changelog](https://github.com/jeromefroe/lru-rs/blob/master/CHANGELOG.md)
- [Commits](https://github.com/jeromefroe/lru-rs/compare/0.6.5...0.7.0)

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

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

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

Cargo.toml

@@ -51,7 +51,7 @@ murmurhash32 = "0.2"
 chrono = "0.4.19"
 smallvec = "1.6.1"
 rayon = "1.5"
-lru = "0.6.5"
+lru = "0.7.0"
 fastdivide = "0.3"
 itertools = "0.10.0"
 measure_time = "0.7.0"