build(deps-dev): bump cz-conventional-changelog from 2.1.0 to 3.1.0
build(deps-dev): bump cz-conventional-changelog from 2.1.0 to 3.1.0

Bumps [cz-conventional-changelog](https://github.com/commitizen/cz-conventional-changelog) from 2.1.0 to 3.1.0.
- [Release notes](https://github.com/commitizen/cz-conventional-changelog/releases)
- [Commits](https://github.com/commitizen/cz-conventional-changelog/compare/v2.1.0...v3.1.0)

Signed-off-by: dependabot-preview[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
contentful/contentful-management.js,contentful/contentful-management.js