@Override
  public BesuControllerBuilder nodeKey(final NodeKey nodeKey) {
    super.nodeKey(nodeKey);
    return propagateConfig(z -> z.nodeKey(nodeKey));
  }
Instantiates a new Transition besu controller builder.

@param preMergeBesuControllerBuilder the pre merge besu controller builder
@param mergeBesuControllerBuilder the merge besu controller builder
app/src/main/java/org/hyperledger/besu/controller/TransitionBesuControllerBuilder.java