chore(deps): bump k256 from 0.13.0 to 0.13.1 (#452)

Bumps [k256](https://github.com/RustCrypto/elliptic-curves) from 0.13.0 to 0.13.1.
- [Release notes](https://github.com/RustCrypto/elliptic-curves/releases)
- [Commits](RustCrypto/elliptic-curves@k256/v0.13.0...k256/v0.13.1)

---
updated-dependencies:
- dependency-name: k256
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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