fix(deps): bump contentful-management from 11.27.6 to 11.28.0 (#2042)

Bumps [contentful-management](https://github.com/contentful/contentful-management.js) from 11.27.6 to 11.28.0.
- [Release notes](https://github.com/contentful/contentful-management.js/releases)
- [Changelog](https://github.com/contentful/contentful-management.js/blob/master/CHANGELOG.md)
- [Commits](contentful/contentful-management.js@v11.27.6...v11.28.0)

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

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Author: dependabot[bot]