Fix import_services for Welsh service with empty operator name element
Fix import_services for Welsh service with empty operator name element

jclgoodwin/bustimes.org.uk,stev-0/bustimes.org.uk,jclgoodwin/bustimes.org.uk,jclgoodwin/bustimes.org.uk,stev-0/bustimes.org.uk,stev-0/bustimes.org.uk,stev-0/bustimes.org.uk,stev-0/bustimes.org.uk,jclgoodwin/bustimes.org.uk