Fix broken master checkstyle issue
@@ -85,7 +85,6 @@ import org.apache.pulsar.common.policies.data.BacklogQuota;
import org.apache.pulsar.common.policies.data.BacklogQuota.RetentionPolicy;
import org.apache.pulsar.common.policies.data.ClusterData;
import org.apache.pulsar.common.policies.data.ReplicatorStats;
-import org.apache.pulsar.common.policies.data.RetentionPolicies;
import org.apache.pulsar.common.protocol.Commands;
import org.apache.pulsar.common.util.collections.ConcurrentOpenHashMap;
import org.apache.pulsar.schema.Schemas;
