deps: bump rand from 0.8.5 to 0.9.2

Bumps [rand](https://github.com/rust-random/rand) from 0.8.5 to 0.9.2.
- [Release notes](https://github.com/rust-random/rand/releases)
- [Changelog](https://github.com/rust-random/rand/blob/master/CHANGELOG.md)
- [Commits](rust-random/rand@0.8.5...rand_core-0.9.2)

---
updated-dependencies:
- dependency-name: rand
  dependency-version: 0.9.2
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

Cargo.lock

@@ -26,7 +26,7 @@ parking_lot                   = "0.12.3"
 pin-project                   = "1.1.5"
 pingora-timeout               = "0.3.0"
 pretty-duration               = "0.1.1"
-rand                          = { version = "0.8.5", features = ["small_rng"] }
+rand                          = { version = "0.9.2", features = ["small_rng"] }
 rustc-hash                    = "2.1.1"
 rustls                        = "0.23"
 rustls-pemfile                = "2.1"