`RemotePartitioningWorkerStepBuilder` doesn't override all configuration methods from `StepBuilder`

[quaff]

Bug description

MessageDispatchingException raised after migration:

2025-12-09T11:03:05.207+08:00 ERROR 26960 --- [        task-12] o.s.integration.handler.LoggingHandler   : org.springframework.integration.MessageDispatchingException: Dispatcher has no subscribers, failedMessage=GenericMessage [payload=StepExecutionRequest: [stepExecutionId=14, stepName=importCustomerWorkerStep], headers={sequenceNumber=9, kafka_offset=3, sequenceSize=10, kafka_consumer=org.springframework.kafka.core.DefaultKafkaConsumerFactory$ExtendedKafkaConsumer@b5009fc, kafka_timestampType=CREATE_TIME, correlationId=1:importCustomerWorkerStep, id=ff913842-1559-3203-f6ad-d1af28690380, kafka_receivedPartitionId=2, kafka_receivedTopic=worker, kafka_receivedTimestamp=1765249385033, kafka_groupId=spring-batch-remote-partitioning-kafka, timestamp=1765249385206}]
	at org.springframework.integration.dispatcher.UnicastingDispatcher.doDispatch(UnicastingDispatcher.java:156)
	at org.springframework.integration.dispatcher.UnicastingDispatcher$1.run(UnicastingDispatcher.java:131)
	at org.springframework.integration.util.ErrorHandlingTaskExecutor.lambda$execute$0(ErrorHandlingTaskExecutor.java:64)

Steps to reproduce

Upgrade from deprecated

stepBuilderFactory.get(stepName).inputChannel(inputChannel).chunk(CHUNK_SIZE, transactionManager)

to

stepBuilderFactory.get(stepName).inputChannel(inputChannel).chunk(CHUNK_SIZE).transactionManager(transactionManager)