build(deps-dev): bump the commitlint group with 2 updates (#67)

Bumps the commitlint group with 2 updates: [@commitlint/cli](https://github.com/conventional-changelog/commitlint/tree/HEAD/@commitlint/cli) and [@commitlint/config-conventional](https://github.com/conventional-changelog/commitlint/tree/HEAD/@commitlint/config-conventional).


Updates `@commitlint/cli` from 20.5.3 to 21.0.0
- [Release notes](https://github.com/conventional-changelog/commitlint/releases)
- [Changelog](https://github.com/conventional-changelog/commitlint/blob/master/@commitlint/cli/CHANGELOG.md)
- [Commits](https://github.com/conventional-changelog/commitlint/commits/v21.0.0/@commitlint/cli)

Updates `@commitlint/config-conventional` from 20.5.3 to 21.0.0
- [Release notes](https://github.com/conventional-changelog/commitlint/releases)
- [Changelog](https://github.com/conventional-changelog/commitlint/blob/master/@commitlint/config-conventional/CHANGELOG.md)
- [Commits](https://github.com/conventional-changelog/commitlint/commits/v21.0.0/@commitlint/config-conventional)

---
updated-dependencies:
- dependency-name: "@commitlint/cli"
  dependency-version: 21.0.0
  dependency-type: direct:development
  update-type: version-update:semver-major
  dependency-group: commitlint
- dependency-name: "@commitlint/config-conventional"
  dependency-version: 21.0.0
  dependency-type: direct:development
  update-type: version-update:semver-major
  dependency-group: commitlint
...

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Author: dependabot[bot]