---
fixes:
  - |
    Fixes an issue where RabbitMQ was configured to mirror classic transient
    queues for all services. According to the RabbitMQ documentation this is
    not a supported configuration, and contributed to numerous bug reports.
    `LP#1954925 <https://launchpad.net/bugs/1954925>`__
upgrade:
  - |
    The policy for classic transient mirrored queues in RabbitMQ has been
    removed from the RabbitMQ configuration. The policy will be removed
    automatically during upgrade of the RabbitMQ service.