[Merge] ~cpete/ubuntu-release-upgrader:disable-kdump-tools-quirk into ubuntu-release-upgrader:ubuntu/main

[Chris Peterson]

Updated with your feedback integrated. Here's a bug reference too:

https://bugs.launchpad.net/ubuntu/+source/ubuntu-release-upgrader/+bug/2083455
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https://code.launchpad.net/~cpete/ubuntu-release-upgrader/+git/ubuntu-release-upgrader/+merge/474187
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