Bump ed25519-dalek from 2.0.0 to 2.1.0

Bumps [ed25519-dalek](https://github.com/dalek-cryptography/curve25519-dalek) from 2.0.0 to 2.1.0.
- [Release notes](https://github.com/dalek-cryptography/curve25519-dalek/releases)
- [Changelog](https://github.com/dalek-cryptography/curve25519-dalek/blob/2.1.0/CHANGELOG.md)
- [Commits](dalek-cryptography/curve25519-dalek@2.0.0...2.1.0)

---
updated-dependencies:
- dependency-name: ed25519-dalek
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

primitives/test-utils/Cargo.toml

@@ -12,7 +12,7 @@ bp-parachains = { path = "../parachains", default-features = false }
 bp-polkadot-core = { path = "../polkadot-core", default-features = false  }
 bp-runtime = { path = "../runtime", default-features = false }
 codec = { package = "parity-scale-codec", version = "3.1.5", default-features = false }
-ed25519-dalek = { version = "2.0", default-features = false }
+ed25519-dalek = { version = "2.1", default-features = false }
 finality-grandpa = { version = "0.16.2", default-features = false }
 sp-application-crypto = { git = "https://github.com/paritytech/polkadot-sdk", branch = "master", default-features = false }
 sp-consensus-grandpa = { git = "https://github.com/paritytech/polkadot-sdk", branch = "master", default-features = false }