Comment 31 for bug 1881632

Validated for bionic. Held up SRU verification while awaiting an upload acceptance into xenial-proposed due to autopkgtest failures on xenial which pre-existed this SRU.

I can perform up xenial testing once v. 3.168.13 is accepted for testing in -proposed
https://launchpad.net/ubuntu/xenial/+queue?queue_state=1&queue_text=update-notifier