fixup! fixup! feat: add support for ChaCha20/Poly1305 to COSE module

src/token/cose/crypto_impl/rustcrypto/encrypt/chacha_poly.rs

@@ -1,3 +1,13 @@
+/*
+ * Copyright (c) 2024 The NAMIB Project Developers.
+ * Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+ * https://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+ * <LICENSE-MIT or https://opensource.org/licenses/MIT>, at your
+ * option. This file may not be copied, modified, or distributed
+ * except according to those terms.
+ *
+ * SPDX-License-Identifier: MIT OR Apache-2.0
+ */
 use crate::error::CoseCipherError;
 use crate::token::cose::crypto_impl::rustcrypto::RustCryptoContext;
 use crate::token::cose::{CoseSymmetricKey, CryptoBackend};