Update README#Auth.
Update README#Auth.

cargomedia/pulsar-rest-api,njam/pulsar-rest-api,njam/pulsar-rest-api,njam/pulsar-rest-api,vogdb/pulsar-rest-api,vogdb/pulsar-rest-api,cargomedia/pulsar-rest-api,cargomedia/pulsar-rest-api,cargomedia/pulsar-rest-api,njam/pulsar-rest-api,vogdb/pulsar-rest-api