chore(deps): bump zeroize from 1.6.0 to 1.8.1 (#1209)

Bumps [zeroize](https://github.com/RustCrypto/utils) from 1.6.0 to 1.8.1.
- [Commits](RustCrypto/utils@zeroize-v1.6.0...zeroize-v1.8.1)

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

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