Adopting libsodium secret stream approach for multipart, currently correct state and keystream, but mac is still incorrect on pure implementation

multiplatform-crypto-delegated/src/jsMain/kotlin/com/ionspin/kotlin/crypto/authenticated/XChaCha20Poly1305Delegated.kt

@@ -51,6 +51,10 @@ actual class XChaCha20Poly1305Delegated actual constructor(key: UByteArray, addi
         }
     }
 
+    internal actual constructor(key: UByteArray, additionalData: UByteArray, testState : UByteArray, testHeader: UByteArray) {
+
+    }
+
     actual fun encryptPartialData(data: UByteArray): UByteArray {
         TODO("not implemented yet")
     }