'juju update-public-clouds' output uses double indentation

The list of added clouds is deeply indented. It also doubles up the "regions added" remark:

$ juju update-public-clouds
This operation can be applied to both a copy on this client and to the one on a controller.
Do you want to update public clouds on:
    1. client only (--client)
    2. controller "sandpit" only (--controller sandpit)
    3. both (--client --controller sandpit)
Enter your choice, or type Q|q to quit: 3
Fetching latest public cloud list...
Updated list of public clouds on this client, 17 cloud regions added:

    added cloud region:
        - aws/af-south-1
        - aws/eu-south-1
        - azure-china/chinaeast2
        - azure-china/chinanorth2
        - azure/australiacentral
        - azure/australiacentral2
        - azure/germanynorth
        - azure/germanywestcentral
        - azure/norwayeast
        - azure/norwaywest
        - azure/switzerlandeast
        - azure/switzerlandwest
        - azure/uaecentral
        - azure/uaenorth
        - google/asia-northeast2
        - google/asia-northeast3
        - google/europe-west6