build: Bump uuid from 1.1.2 to 1.2.1

Bumps [uuid](https://github.com/uuid-rs/uuid) from 1.1.2 to 1.2.1.
- [Release notes](https://github.com/uuid-rs/uuid/releases)
- [Commits](https://github.com/uuid-rs/uuid/compare/1.1.2...1.2.1)

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

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

arch/Cargo.toml

@@ -17,7 +17,7 @@ linux-loader = { version = "0.6.0", features = ["elf", "bzimage", "pe"] }
 log = "0.4.17"
 serde = { version = "1.0.145", features = ["rc", "derive"] }
 thiserror = "1.0.37"
-uuid = "1.1.2"
+uuid = "1.2.1"
 versionize = "0.1.6"
 versionize_derive = "0.1.4"
 vm-memory = { version = "0.9.0", features = ["backend-mmap", "backend-bitmap"] }