@Override
  public Configuration getConf() {
    return conf;
  }
Gets the path of the external table info file, allows the user to directly specify the path and tolerates if he
provides the dump path with /hive suffix or not to counter the difference between the dump path output in
metrics vs out of repl dump command which doesn't have /hive as suffix.
@param dumpPath
@return
ql/src/java/org/apache/hadoop/hive/ql/exec/repl/ReplicationMigrationTool.java