[ShankBot] [bug 1792922] Packages copied to the wrong component

[brad.figg at canonical.com]

The following packages ended up in the wrong component in the -proposed pocket:

linux-signed-hwe-edge 4.18.0-8.9~18.04.1 - is in universe instead of main
kernel-signed-image-4.18.0-8-generic-di 4.18.0-8.9~18.04.1 - is in universe instead of main
kernel-signed-image-4.18.0-8-generic-di 4.18.0-8.9~18.04.1 - is in universe instead of main