Bump scale-info from 2.1.1 to 2.1.2

Bumps [scale-info](https://github.com/paritytech/scale-info) from 2.1.1 to 2.1.2.
- [Release notes](https://github.com/paritytech/scale-info/releases)
- [Changelog](https://github.com/paritytech/scale-info/blob/master/CHANGELOG.md)
- [Commits](paritytech/scale-info@v2.1.1...v2.1.2)

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

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

Cargo.toml

@@ -51,7 +51,7 @@ regex = "1.5.5"
 async-std = { version = "1.11.0", features = ["attributes", "tokio1"] }
 ink_metadata = { version = "3.0", features = ["derive"] }
 ink_env = "3.0"
-scale-info = { version = "2.1.1", default-features = false, features = ["derive"] }
+scale-info = { version = "2.1.2", default-features = false, features = ["derive"] }
 sp-core = "6.0.0"
 sp-runtime = "6.0.0"
 pallet-contracts-primitives = "6.0.0"