Integrate meta-seconorth-nogplv3/clean_up_packagegroups

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Commit: seco-ne/yocto/layers/meta-seconorth-nogplv3@67ea1f30

packagegroup:tests: Added hdparm to the remove list

The hdparm tool was added to the extra packagegroup in
meta-seconorth-distro.
Since it uses a GPLv3 license, we have to remove it here.