Update stackslib/src/net/api/fastcallreadonly.rs

Co-authored-by: Brice <brice@obycode.com>

Author: rdeioris

stackslib/src/net/api/fastcallreadonly.rs

@@ -1,5 +1,4 @@
-// Copyright (C) 2013-2020 Blockstack PBC, a public benefit corporation
-// Copyright (C) 2020-2025 Stacks Open Internet Foundation
+// Copyright (C) 2025 Stacks Open Internet Foundation
 //
 // This program is free software: you can redistribute it and/or modify
 // it under the terms of the GNU General Public License as published by