Replace Collections.sort() with direct sort call

Replace existing `Collections.sort(...)` calls with `.sort(...)`
directly on the collection instance.

See gh-9781

spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/AutoConfigurationSorter.java

@@ -60,7 +60,7 @@ class AutoConfigurationSorter {
 		// Initially sort alphabetically
 		Collections.sort(orderedClassNames);
 		// Then sort by order
-		Collections.sort(orderedClassNames, new Comparator<String>() {
+		orderedClassNames.sort(new Comparator<String>() {
 
 			@Override
 			public int compare(String o1, String o2) {