Fix wrong classname in logging documentation

Author: mhalbritter

spring-boot-project/spring-boot-docs/src/docs/antora/modules/reference/pages/features/logging.adoc

@@ -609,7 +609,7 @@ logging:
         corpname: mycorp
 ----
 
-TIP: For more advanced customizations, you can write your own class that implements the javadoc:org.springframework.boot.logging.structured.StructuredLogFormatter[] interface and declare it using the configprop:logging.structured.json.customizer[] property.
+TIP: For more advanced customizations, you can write your own class that implements the javadoc:org.springframework.boot.logging.structured.StructureLoggingJsonMembersCustomizer[] interface and declare it using the configprop:logging.structured.json.customizer[] property.
 You can also declare implementations by listing them in a `META-INF/spring.factories` file.