protected BaseIbftBlockHeightManager createNoOpBlockHeightManager(
      final BlockHeader parentHeader) {
    return new NoOpBlockHeightManager(parentHeader);
  }
Create a no-op block height manager.

@param parentHeader the parent header
@return the no-op height manager
consensus/ibft/src/main/java/org/hyperledger/besu/consensus/ibft/statemachine/IbftBlockHeightManagerFactory.java