rust: bump zeroize from 1.7.0 to 1.8.0 in the rust group

Bumps the rust group with 1 update: [zeroize](https://github.com/RustCrypto/utils).


Updates `zeroize` from 1.7.0 to 1.8.0
- [Commits](RustCrypto/utils@zeroize-v1.7.0...zeroize-v1.8.0)

---
updated-dependencies:
- dependency-name: zeroize
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: rust
...

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

keymanager/Cargo.toml

@@ -24,7 +24,7 @@ thiserror = "1.0"
 tiny-keccak = { version = "2.0.2", features = ["sha3"] }
 x25519-dalek = { version = "2.0.1", features = ["static_secrets"] }
 tokio = { version = "1.37", features = ["rt"] }
-zeroize = "1.6"
+zeroize = "1.8"
 async-trait = "0.1.66"
 p384 = { version = "0.13.0" }
 p256 = { version = "0.13.2" }

runtime/Cargo.toml

@@ -44,7 +44,7 @@ ed25519-dalek = { version = "2.0.0", features = ["rand_core", "digest"] }
 deoxysii = "0.2.4"
 tiny-keccak = { version = "2.0.2", features = ["sha3", "tuple_hash"] }
 sp800-185 = "0.2.0"
-zeroize = "1.6"
+zeroize = "1.8"
 intrusive-collections = "0.9.4"
 sha2 = { version = "0.10.7", features = ["oid"] }
 hmac = "0.12.1"