I have a CameraPreview which is displaying very strange on the bottom of the screen i have following code ```swift var body: some View { VStack { CameraView() } ... override public func viewDidLoad() { super.viewDidLoad() // Set up the video preview view. previewView.session = session previewView.videoPreviewLayer.videoGravity = videoGravity previewView.videoPreviewLayer.connection?.videoOrientation = AVCaptureVideoOrientation.portrait previewView.frame = view.frame ... ```` I'm sitting there for 2 hours and cant figure it out