Ignore Java 21 SortedSet methods in test

Author: gaul

core/src/test/java/org/jclouds/reflect/Reflection2Test.java

@@ -143,8 +143,17 @@ public void testMethodFromClassAndParams() {
          .add("last")
          .add("subSet")
          .add("tailSet")
+         // Java 21 methods
+         .add("getFirst")
+         .add("getLast")
+         .add("addFirst")
+         .add("addLast")
+         .add("removeFirst")
+         .add("removeLast")
+         .add("reversed")
          .build();
 
+
    public void testMethods() {
       Set<String> methodNames = FluentIterable.from(methods(Set.class)).transform(invokableToName)
             .transform(toStringFunction())