[ietf-languages-announcements] Update to the language subtag registry

IANA has updated the language subtag registry. Please see the “basiceng” and “simple” variant entries and the “Newa,” “Piqd,” and “Zsye” script entries at http://www.iana.org/assignments/language-subtag-registry http://www.iana.org/assignments/lang-subtags-templates Best regards, Amanda Baber IANA Senior Specialist ICANN