openstack-ardana-gerrit: re-enable cert verification
openstack-ardana-gerrit: re-enable cert verification

Re-enables certificate verification in the Gerrit API calls.

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