AVFoundation iOS 12.0 Beta 2 to Beta 3 API Differences

AVCapturePhotoOutput.h
Added AVCapturePhotoSettings.availableRawEmbeddedThumbnailPhotoCodecTypes
Added AVCapturePhotoSettings.rawEmbeddedThumbnailPhotoFormat
Added AVCaptureResolvedPhotoSettings.rawEmbeddedThumbnailDimensions