create Signed Jws Adding Params
open suspend override fun createSignedJwsAddingParams(header: JwsHeader?, payload: ByteArray, addKeyId: Boolean, addJsonWebKey: Boolean): KmmResult<JwsSigned>
Appends correct values for JwsHeader.algorithm, JweHeader.keyId (if addKeyId is true), and JwsHeader.jsonWebKey (if addJsonWebKey is true).