Order the search locations in javadoc by precedence order

See gh-16099

spring-boot-project/spring-boot/src/main/java/org/springframework/boot/context/config/ConfigFileApplicationListener.java

@@ -72,12 +72,13 @@ import org.springframework.util.StringUtils;
 /**
  * {@link EnvironmentPostProcessor} that configures the context environment by loading
  * properties from well known file locations. By default properties will be loaded from
- * 'application.properties' and/or 'application.yml' files in the following locations:
+ * 'application.properties' and/or 'application.yml' files in the following locations
+ * ordered by the search order:
  * <ul>
- * <li>classpath:</li>
+ * <li>file:./config/:</li>
  * <li>file:./</li>
  * <li>classpath:config/</li>
- * <li>file:./config/:</li>
+ * <li>classpath:</li>
  * </ul>
  * <p>
  * Alternative search locations and names can be specified using