BERLIN—Vodafone Germany has had to stop distributing China’s state-owned CGTN television on its cable services as a result of a media row between Britain and China. The unit of British telecoms group Vodafone said on Friday it hoped to restore CGTN to its services, but that it currently did not have a valid license to do so. Britain last week revoked a license that let CGTN be distributed in Britain. That drew protests from China, which on Friday barred the BBC from its television networks and limited its reach in Hong Kong. A spokesman for regulators in the German state of North Rhine-Westphalia, one of the regions where CGTN had been available until now, said CGTN had been distributed in Germany under the British license. Under the terms of a 1989 agreement on “transfrontier television,” created under the aegis of the Council of Europe, of which Britain remains a member, …