build: Bump rand from 0.8.5 to 0.9.0

Bumps [rand](https://github.com/rust-random/rand) from 0.8.5 to 0.9.0.
- [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...0.9.0)

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

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

Author: dependabot[bot]

Cargo.lock

@@ -50,6 +50,6 @@ fdt = "0.1.5"
 
 [dev-dependencies]
 dirs = "6.0.0"
-rand = "0.8.5"
+rand = "0.9.0"
 ssh2 = { version = "0.9.4", features = ["vendored-openssl"] }
 tempfile = "3.16.0"

Cargo.toml

@@ -29,7 +29,7 @@ mod tests {
     impl GuestNetworkConfig {
         fn new(counter: u8) -> Self {
             // Generate a fully random MAC
-            let mut m = rand::thread_rng().gen::<[u8; 6]>();
+            let mut m = rand::rng().random::<[u8; 6]>();
 
             // Set the first byte to make the OUI a locally administered OUI
             m[0] = 0x2e;