build(deps): bump ed25519-dalek from 3.0.0-pre.7 to 3.0.0-rc.0

Bumps [ed25519-dalek](https://github.com/dalek-cryptography/curve25519-dalek) from 3.0.0-pre.7 to 3.0.0-rc.0.
- [Release notes](https://github.com/dalek-cryptography/curve25519-dalek/releases)
- [Commits](dalek-cryptography/curve25519-dalek@ed25519-3.0.0-pre.7...x25519-3.0.0-rc.0)

---
updated-dependencies:
- dependency-name: ed25519-dalek
  dependency-version: 3.0.0-rc.0
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

Cargo.lock

@@ -39,7 +39,7 @@ zeroize = { version = "1", default-features = false }
 argon2 = { version = "0.6.0-rc.8", optional = true, default-features = false, features = ["alloc"] }
 bcrypt-pbkdf = { version = "0.11", optional = true, default-features = false, features = ["alloc"] }
 dsa = { version = "0.7.0-rc.15", optional = true, default-features = false, features = ["hazmat"] }
-ed25519-dalek = { version = "3.0.0-pre.7", optional = true, default-features = false }
+ed25519-dalek = { version = "3.0.0-rc.0", optional = true, default-features = false }
 hex = { version = "0.4", optional = true, default-features = false, features = ["alloc"] }
 hmac = { version = "0.13", optional = true }
 p256 = { version = "0.14.0-rc.9", optional = true, default-features = false, features = ["ecdsa"] }