Bump amqp from 2.4.2 to 2.5.0 (#5016)
Bump amqp from 2.4.2 to 2.5.0 (#5016)

Bumps [amqp](https://github.com/celery/py-amqp) from 2.4.2 to 2.5.0.
- [Release notes](https://github.com/celery/py-amqp/releases)
- [Changelog](https://github.com/celery/py-amqp/blob/master/Changelog)
- [Commits](https://github.com/celery/py-amqp/compare/v2.4.2...2.5.0)
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