Fix tvOS + watchOS user agent string

Author: abnegate

templates/swift/Sources/Client.swift.twig

@@ -561,11 +561,11 @@ extension Client {
         let info = deviceInfo.iOSInfo
         device = "\(info!.modelIdentifier) iOS/\(info!.systemVersion)"
         #elseif os(watchOS)
-        let info = deviceInfo.watchOSInfo
-        device = "\(info!.systemInfo.machine) watchOS/\(info!.systemVersion)"
+        let info = deviceInfo.iOSInfo
+        device = "\(info!.modelIdentifier) watchOS/\(info!.systemVersion)"
         #elseif os(tvOS)
-        let info = deviceInfo.tvOSInfo
-        device = "\(info!.systemInfo.machine) tvOS/\(info!.systemVersion)"
+        let info = deviceInfo.iOSInfo
+        device = "\(info!.modelIdentifier) tvOS/\(info!.systemVersion)"
         #elseif os(macOS)
         let info = deviceInfo.macOSInfo
         device = "(Macintosh; \(info!.model))"