chore(deps): bump lru from 0.16.4 to 0.18.0

Bumps [lru](https://github.com/jeromefroe/lru-rs) from 0.16.4 to 0.18.0.
- [Changelog](https://github.com/jeromefroe/lru-rs/blob/master/CHANGELOG.md)
- [Commits](jeromefroe/lru-rs@0.16.4...0.18.0)

---
updated-dependencies:
- dependency-name: lru
  dependency-version: 0.18.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

Cargo.lock

@@ -16,7 +16,7 @@ hashavatar = "0.5.0"
 image = { version = "0.25.10", default-features = false, features = ["png"] }
 axum = { version = "0.8.9", default-features = false, features = ["http1", "tokio", "query", "json"] }
 ipnet = { version = "2.12.0", default-features = false }
-lru = { version = "0.16.4", default-features = false }
+lru = { version = "0.18.0", default-features = false }
 serde = { version = "1.0.228", default-features = false, features = ["derive"] }
 serde_json = { version = "1.0.149", default-features = false, features = ["std"] }
 sha2 = { version = "0.11.0", default-features = false, features = ["alloc"] }