Fixed the bug when chat was not created when signed up to create a chat.

src/kernel/handler.cpp

@@ -64,6 +64,7 @@ void Handler::createChatMethod(QJsonObject jsonReceived)
         jsonSend["action"] = "createChatSuccess";
         jsonSend["chatID"] = jsonReceived["chatUUID"].toString();
         network->sendDatagram(jsonSend, *peerReceiver);
+        emit createChatSuccess(jsonReceived["peerID"].toString(), jsonReceived["chatID"].toString());
     }
     else
     {