chore: bump rayon from 1.5.0 to 1.5.1 (#17869)

* chore: bump rayon from 1.5.0 to 1.5.1

Bumps [rayon](https://github.com/rayon-rs/rayon) from 1.5.0 to 1.5.1.
- [Release notes](https://github.com/rayon-rs/rayon/releases)
- [Changelog](https://github.com/rayon-rs/rayon/blob/master/RELEASES.md)
- [Commits](https://github.com/rayon-rs/rayon/compare/rayon-core-v1.5.0...v1.5.1)

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

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* [auto-commit] Update all Cargo lock files

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

core/Cargo.toml

@@ -38,7 +38,7 @@ rand = "0.7.0"
 rand_chacha = "0.2.2"
 rand_core = "0.6.2"
 raptorq = "1.4.2"
-rayon = "1.5.0"
+rayon = "1.5.1"
 retain_mut = "0.1.3"
 serde = "1.0.126"
 serde_bytes = "0.11"