Bump enumn from 0.1.11 to 0.1.12 (#1412)

Bumps [enumn](https://github.com/dtolnay/enumn) from 0.1.11 to 0.1.12.
- [Release notes](https://github.com/dtolnay/enumn/releases)
- [Commits](dtolnay/enumn@0.1.11...0.1.12)

---
updated-dependencies:
- dependency-name: enumn
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Bastian Köcher <[email protected]>

Author: dependabot[bot]

Cargo.lock

@@ -7,7 +7,7 @@ license.workspace = true
 
 [dependencies]
 paste = "1.0"
-enumn = "0.1.8"
+enumn = "0.1.12"
 parity-scale-codec = { version = "3.6.1", default-features = false, features = ["derive"] }
 sp-std = { package = "sp-std", path = "../../../../substrate/primitives/std", default-features = false }
 sp-runtime = { path = "../../../../substrate/primitives/runtime", default-features = false }