Update FirebaseAI/Sources/Types/Public/Live/LiveTranscription.swift

Co-authored-by: Andrew Heard <[email protected]>

Author: daymxn

FirebaseAI/Sources/Types/Public/Live/LiveTranscription.swift

@@ -13,7 +13,8 @@
 // limitations under the License.
 
 /// Text transcription of some audio form during a live interaction with the model.
-@available(iOS 15.0, macOS 12.0, macCatalyst 15.0, tvOS 15.0, watchOS 8.0, *)
+@available(iOS 15.0, macOS 12.0, macCatalyst 15.0, tvOS 15.0, *)
+@available(watchOS, unavailable)
 public struct LiveTranscription: Sendable {
   let transcript: BidiGenerateContentTranscription
   /// Text representing the model's interpretation of what the audio said.