Bump bunny from 2.7.0 to 2.7.1 (#210)
Bump bunny from 2.7.0 to 2.7.1 (#210)

Bumps [bunny](https://github.com/ruby-amqp/bunny) from 2.7.0 to 2.7.1.
- [Changelog](https://github.com/ruby-amqp/bunny/blob/master/ChangeLog.md)
- [Commits](https://github.com/ruby-amqp/bunny/compare/2.7.0...2.7.1)
ontohub/ontohub-backend,ontohub/ontohub-backend,ontohub/ontohub-backend,ontohub/ontohub-backend