Refactored subscribers to own namespace

src/Http/Middleware/MercureHandler.php

@@ -3,7 +3,7 @@
 namespace NoccyLabs\Mercureact\Http\Middleware;
 
 use NoccyLabs\Mercureact\Broker\Message;
-use NoccyLabs\Mercureact\Broker\SseSubscriber;
+use NoccyLabs\Mercureact\Broker\Subscriber\SseSubscriber;
 use NoccyLabs\Mercureact\Broker\TopicManager;
 use NoccyLabs\Mercureact\Configuration;
 use NoccyLabs\Mercureact\Exception\RequestException;

src/Http/Middleware/WebSocketHandler.php

@@ -3,7 +3,7 @@
 namespace NoccyLabs\Mercureact\Http\Middleware;
 
 use NoccyLabs\Mercureact\Broker\TopicManager;
-use NoccyLabs\Mercureact\Broker\WsSubscriber;
+use NoccyLabs\Mercureact\Broker\Subscriber\WsSubscriber;
 use NoccyLabs\Mercureact\Configuration;
 use NoccyLabs\React\WebSocket\WebSocketConnection;
 use NoccyLabs\React\WebSocket\WebSocketMiddleware;