Fix minor grammatical error in release docs CTR
Fix minor grammatical error in release docs CTR

robertdale/tinkerpop,pluradj/incubator-tinkerpop,robertdale/tinkerpop,pluradj/incubator-tinkerpop,apache/tinkerpop,apache/incubator-tinkerpop,apache/tinkerpop,apache/tinkerpop,krlohnes/tinkerpop,robertdale/tinkerpop,pluradj/incubator-tinkerpop,apache/tinkerpop,apache/incubator-tinkerpop,apache/tinkerpop,krlohnes/tinkerpop,krlohnes/tinkerpop,krlohnes/tinkerpop,apache/tinkerpop,robertdale/tinkerpop,robertdale/tinkerpop,krlohnes/tinkerpop,apache/incubator-tinkerpop,apache/tinkerpop