qa_crowbarsetup: only fetch ssl keys if not there
qa_crowbarsetup: only fetch ssl keys if not there

to not have to re-enter the PW

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