Kernel/Storage: Remove redundant public declaration in IDEController.h

Kernel/Storage/IDEController.h

@@ -40,7 +40,6 @@ class AsyncBlockDeviceRequest;
 class IDEController final : public StorageController
     , public PCI::DeviceController {
     AK_MAKE_ETERNAL
-public:
 public:
     static NonnullRefPtr<IDEController> initialize(PCI::Address address, bool force_pio);
     virtual ~IDEController() override;