@Override
    protected ServerManager createServerManager(MasterServices master, RegionServerList storage)
      throws IOException {
      setupClusterConnection();
      return new ServerManagerForTest(master, storage);
    }
In HBASE-26029, we reimplement the claim queue operation with proc-v2 and make it a step in SCP,
this is a UT to make sure the {@link AssignReplicationQueuesProcedure} works correctly.
hbase-server/src/test/java/org/apache/hadoop/hbase/replication/TestClaimReplicationQueue.java