Security error notifications are missing error description / code

[joeljfischer]

Bug Report

Currently when sending security error messages to core, we do not send JSON / binary error data, but the protocol spec dictates that we should.

Reproduction Steps

n/a easily visible in code

Expected Behavior

Library sends correctly formed error message

Observed Behavior

Library sends malformed error message

OS & Version Information

• iOS Version: n/a
• SDL iOS Version: v7.3.0-RC.1
• Testing Against: Core v8.0.0-RC.1

Test Case, Sample Code, and / or Example App

SDLProtocol.sdl_serverSecurityFailedMessageWithClientMessageHeader see nil jsonData and nil binaryData