ENG-15883: Add public method to return set of partitions in hashinator
ENG-15883: Add public method to return set of partitions in hashinator

Add a public method to TheHashinator which just returns the result of the protected method pGetPartitions()

VoltDB/voltdb,VoltDB/voltdb,VoltDB/voltdb,VoltDB/voltdb,VoltDB/voltdb,VoltDB/voltdb,VoltDB/voltdb