chore(deps): bump num_cpus from 1.15.0 to 1.16.0 (#507)

Bumps [num_cpus](https://github.com/seanmonstar/num_cpus) from 1.15.0 to 1.16.0.
- [Release notes](https://github.com/seanmonstar/num_cpus/releases)
- [Changelog](https://github.com/seanmonstar/num_cpus/blob/master/CHANGELOG.md)
- [Commits](seanmonstar/num_cpus@v1.15.0...v1.16.0)

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

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Author: dependabot[bot]