build(deps): update lru requirement from 0.12 to 0.13 (#2467)

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](jeromefroe/lru-rs@0.12.0...0.13.0)

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

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

quic/s2n-quic-qns/Cargo.toml

@@ -21,7 +21,7 @@ cfg-if = "1"
 futures = "0.3"
 http = "1.0"
 humansize = "2"
-lru = "0.12"
+lru = "0.13"
 rand = "0.8"
 s2n-codec = { path = "../../common/s2n-codec" }
 s2n-quic-core = { path = "../s2n-quic-core", features = ["testing"] }