Polish "Document how to use structured logging with custom log configuration"

See gh-43301

Author: mhalbritter

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

@@ -464,20 +464,24 @@ Logback::
 	<charset>${CONSOLE_LOG_CHARSET}</charset>
 </encoder>
 ----
++
+You can also refer to the default configurations included in Spring Boot:
++
+* {code-spring-boot}/spring-boot-project/spring-boot/src/main/resources/org/springframework/boot/logging/logback/structured-console-appender.xml[Logback Structured Console Appender]
+* {code-spring-boot}/spring-boot-project/spring-boot/src/main/resources/org/springframework/boot/logging/logback/structured-file-appender.xml[Logback Structured File Appender]
 Log4j2::
 +
 [source,xml]
 ----
 <!-- replace your PatternLayout with StructuredLogLayout -->
 <StructuredLogLayout format="${sys:CONSOLE_LOG_STRUCTURED_FORMAT}" charset="${sys:CONSOLE_LOG_CHARSET}"/>
 ----
-======
-You can refer to default configurations in `spring-boot.jar` for fine-grained control:
-
-* {code-spring-boot}/spring-boot-project/spring-boot/src/main/resources/org/springframework/boot/logging/logback/structured-console-appender.xml[Logback Structured Console Appender]
-* {code-spring-boot}/spring-boot-project/spring-boot/src/main/resources/org/springframework/boot/logging/logback/structured-file-appender.xml[Logback Structured File Appender]
++
+You can also refer to the default configurations included in Spring Boot:
++
 * {code-spring-boot}/spring-boot-project/spring-boot/src/main/resources/org/springframework/boot/logging/log4j2/log4j2.xml[Log4j2 Console Appender]
 * {code-spring-boot}/spring-boot-project/spring-boot/src/main/resources/org/springframework/boot/logging/log4j2/log4j2-file.xml[Log4j2 Console and File Appender]
+======
 
 
 [[features.logging.structured.ecs]]