v1.27.4

What's Changed

• Removed content-type header from release delete method by @sunil-lakshman in https://github.com/contentstack/contentstack-management-javascript/pull/493\
• Enhance ConcurrencyQueue to support plugin error handling and update … by @nadeem-cs in #498
• Fix/change log conflicts by @harshithad0703 in #496

Full Changelog: v1.27.3...v1.27.4