KAFKA-19586 Kafka broker freezes and gets fenced during rolling resta…

[vamsisayimpu]

KRaft Broker Heartbeat Fix for Rolling Restarts

• Addresses broker freezing during rolling restarts in KRaft mode
• Prevents data loss from partition unavailability
• Improves cluster stability during maintenance operations
• Enhances production deployment reliability

Parameter	Default Value	Description
DEFAULT_METADATA_LOADING_TIMEOUT_EXTENSION_MS	30000ms	Extended timeout during metadata loading
DEFAULT_MAX_BATCHES_PER_ITERATION	10	Max batches before yielding
DEFAULT_MAX_PROCESSING_TIME_MS	50ms	Max processing time before yielding
DEFAULT_PUBLISHER_BATCH_SIZE	5	Publishers processed per batch
DEFAULT_MAX_PUBLISHER_PROCESSING_TIME_MS	100ms	Max publisher processing time

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