build(deps): update rand requirement from 0.8.5 to 0.9.2

Updates the requirements on [rand](https://github.com/rust-random/rand) to permit the latest version.
- [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
...

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

Author: dependabot[bot]

Cargo.toml

@@ -10,7 +10,7 @@ clap = {version = "4.5.20", features = ["derive"]}
 dotenv = "0.15.0"
 lettre = "0.11.10"
 once_cell = "1.20.2"
-rand = "0.8.5"
+rand = "0.9.2"
 reqwest = {version = "0.12.9", features = ["json"]}
 serde = {version = "1.0.214", features = ["derive"]}
 serde_json = "1.0.132"