Remove openSUSE Leap 15.0 from Stein/Master
Remove openSUSE Leap 15.0 from Stein/Master

This was an overshight in the previous change - the gating
logic only works if there is exactly one openSUSE and one SLE
job. Also this burns ressources for no good reason.

SUSE-Cloud/automation,gosipyan/automation,aspiers/automation,aspiers/automation,gosipyan/automation,SUSE-Cloud/automation,SUSE-Cloud/automation,SUSE-Cloud/automation,aspiers/automation,gosipyan/automation,aspiers/automation,gosipyan/automation