Add LeapMicro 5.4 pipelines

[lkocman]

• disable any previous pipenlines, we only produce images for the currently developed ones

[lkocman]

OpenQA setup https://progress.opensuse.org/issues/124134

[lkocman]

Ah thanks for catching this. Accidental typo ">" at git add >$filename is why it was erased based on history. Fixed