Polish

spring-boot-actuator/src/main/java/org/springframework/boot/actuate/autoconfigure/AuditAutoConfiguration.java

@@ -68,6 +68,7 @@ public class AuditAutoConfiguration {
 		return new AuthorizationAuditListener();
 	}
 
+	@Configuration
 	@ConditionalOnMissingBean(AuditEventRepository.class)
 	protected static class AuditEventRepositoryConfiguration {
 

spring-boot-actuator/src/main/java/org/springframework/boot/actuate/cloudfoundry/CloudFoundryActuatorAutoConfiguration.java

@@ -107,6 +107,7 @@ public class CloudFoundryActuatorAutoConfiguration {
 	/**
 	 * Nested configuration for ignored requests if Spring Security is present.
 	 */
+	@Configuration
 	@ConditionalOnClass(WebSecurity.class)
 	static class CloudFoundryIgnoredRequestConfiguration {