Merge branch '2.6.x' into 2.7.x

Closes gh-31525

spring-boot-project/spring-boot-docs/src/main/java/org/springframework/boot/docs/features/springapplication/applicationavailability/managing/MyReadinessStateExporter.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2021 the original author or authors.
+ * Copyright 2012-2022 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -27,12 +27,12 @@ public class MyReadinessStateExporter {
 	@EventListener
 	public void onStateChange(AvailabilityChangeEvent<ReadinessState> event) {
 		switch (event.getState()) {
-		case ACCEPTING_TRAFFIC:
-			// create file /tmp/healthy
-			break;
-		case REFUSING_TRAFFIC:
-			// remove file /tmp/healthy
-			break;
+			case ACCEPTING_TRAFFIC:
+				// create file /tmp/healthy
+				break;
+			case REFUSING_TRAFFIC:
+				// remove file /tmp/healthy
+				break;
 		}
 	}