Remove not needed includes from heartrate-game

Change-Id: Ia52e491a26a621f8586c5c708ef5d7ef2191c345
Reviewed-by: Timur Pocheptsov <timur.pocheptsov@qt.io>

examples/bluetooth/heartrate-game/connectionhandler.cpp

@@ -40,7 +40,6 @@
 
 #include "heartrate-global.h"
 #include "connectionhandler.h"
-#include <QtDebug>
 #include <QtBluetooth/qtbluetooth-config.h>
 
 ConnectionHandler::ConnectionHandler(QObject *parent) : QObject(parent)

examples/bluetooth/heartrate-game/devicefinder.cpp

@@ -42,8 +42,6 @@
 #include "devicehandler.h"
 #include "deviceinfo.h"
 
-#include <QBluetoothUuid>
-
 DeviceFinder::DeviceFinder(DeviceHandler *handler, QObject *parent):
     BluetoothBaseClass(parent),
     m_deviceHandler(handler)