Speech iOS 14.4 to 14.5 API Differences

SFSpeechRecognitionMetadata.h
Added SFSpeechRecognitionMetadata
Added SFSpeechRecognitionMetadata.speakingRate
Added SFSpeechRecognitionMetadata.averagePauseDuration
Added SFSpeechRecognitionMetadata.speechStartTimestamp
Added SFSpeechRecognitionMetadata.speechDuration
Added SFSpeechRecognitionMetadata.voiceAnalytics
SFSpeechRecognitionResult.h
Added SFSpeechRecognitionResult.speechRecognitionMetadata
SFTranscription.h
Modified SFTranscription.speakingRate
AvailabilityDeprecation Message
FromAvailablenone
ToDeprecatedspeakingRate is moved to SFSpeechRecognitionMetadata

Modified SFTranscription.averagePauseDuration
AvailabilityDeprecation Message
FromAvailablenone
ToDeprecatedaveragePauseDuration is moved to SFSpeechRecognitionMetadata

SFTranscriptionSegment.h
Modified SFTranscriptionSegment.voiceAnalytics
AvailabilityDeprecation Message
FromAvailablenone
ToDeprecatedvoiceAnalytics is moved to SFSpeechRecognitionMetadata