Polish

See gh-21921

spring-boot-project/spring-boot-actuator-autoconfigure/src/main/java/org/springframework/boot/actuate/autoconfigure/metrics/KafkaMetricsAutoConfiguration.java

@@ -73,7 +73,7 @@ private <K, V> void addListener(DefaultKafkaProducerFactory<K, V> factory, Meter
 
 	@Configuration(proxyBeanMethods = false)
 	@ConditionalOnClass({ KafkaStreamsMetrics.class, StreamsBuilderFactoryBean.class })
-	static class KafkaStreamsMetricsAutoConfiguration {
+	static class KafkaStreamsMetricsConfiguration {
 
 		@Bean
 		StreamsBuilderFactoryBeanCustomizer kafkaStreamsProducerMetrics(MeterRegistry meterRegistry) {