Look in correct context when finding Liquibase beans

See gh-22681

Author: biergit

spring-boot-project/spring-boot-actuator/src/main/java/org/springframework/boot/actuate/liquibase/LiquibaseEndpoint.java

@@ -62,7 +62,7 @@ public ApplicationLiquibaseBeans liquibaseBeans() {
 		while (target != null) {
 			Map<String, LiquibaseBean> liquibaseBeans = new HashMap<>();
 			DatabaseFactory factory = DatabaseFactory.getInstance();
-			this.context.getBeansOfType(SpringLiquibase.class)
+			target.getBeansOfType(SpringLiquibase.class)
 					.forEach((name, liquibase) -> liquibaseBeans.put(name, createReport(liquibase, factory)));
 			ApplicationContext parent = target.getParent();
 			contextBeans.put(target.getId(),