Bump zeroize from 1.4.3 to 1.5.4 (#11123)

Bumps [zeroize](https://github.com/RustCrypto/utils) from 1.4.3 to 1.5.4.
- [Release notes](https://github.com/RustCrypto/utils/releases)
- [Commits](https://github.com/RustCrypto/utils/compare/zeroize-v1.4.3...zeroize-v1.5.4)

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

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

substrate/client/network/Cargo.toml

@@ -61,7 +61,7 @@ unsigned-varint = { version = "0.6.0", features = [
     "asynchronous_codec",
 ] }
 void = "1.0.2"
-zeroize = "1.4.3"
+zeroize = "1.5.4"
 libp2p = "0.40.0"
 
 [dev-dependencies]