8303024: (fs) WindowsFileSystem.supportedFileAttributeViews can use Set.of

Reviewed-by: bpb

Author: Glavo

src/java.base/windows/classes/sun/nio/fs/WindowsFileSystem.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2008, 2022, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2008, 2023, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -203,8 +203,7 @@ public Iterator<FileStore> iterator() {
     }
 
     // supported views
-    private static final Set<String> supportedFileAttributeViews = Collections
-        .unmodifiableSet(new HashSet<String>(Arrays.asList("basic", "dos", "acl", "owner", "user")));
+    private static final Set<String> supportedFileAttributeViews = Set.of("basic", "dos", "acl", "owner", "user");
 
     @Override
     public Set<String> supportedFileAttributeViews() {