@Override
        public int hashCode() {
            return Objects.hash(topic, compressAlg, bootstrapServer, producerGroup);
        }
set producer group.

@param producerGroup producer group
shenyu-plugin/shenyu-plugin-logging/shenyu-plugin-logging-kafka/src/main/java/org/apache/shenyu/plugin/logging/kafka/config/KafkaLogCollectConfig.java