[Merge] lp:~racb/ubuntu-seeds/demote-nagios3 into lp:~ubuntu-core-dev/ubuntu-seeds/platform.bionic

[Robie Basak]

Received an ack from slangasek in #ubuntu-release, and infinity has confirmed to be privately that I can do it now.
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https://code.launchpad.net/~racb/ubuntu-seeds/demote-nagios3/+merge/344490
Your team Ubuntu Core Development Team is requested to review the proposed merge of lp:~racb/ubuntu-seeds/demote-nagios3 into lp:~ubuntu-core-dev/ubuntu-seeds/platform.bionic.