fix: add missing deviceToken to log event

Author: cybex-dev

ios/Classes/SwiftTwilioVoicePlugin.swift

@@ -735,7 +735,9 @@ public class SwiftTwilioVoicePlugin: NSObject, FlutterPlugin,  FlutterStreamHand
         self.sendPhoneCallEvents(description: "LOG|Call failed to connect: \(error.localizedDescription)", isError: false)
         self.sendPhoneCallEvents(description: "Call Ended", isError: false)
         if(error.localizedDescription.contains("Access Token expired")){
-            self.sendPhoneCallEvents(description: "DEVICETOKEN", isError: false)
+            if let deviceToken = deviceToken {
+                self.sendPhoneCallEvents(description: "DEVICETOKEN|\(String(decoding: deviceToken, as: UTF8.self))", isError: false)
+            }
         }
         if let completion = self.callKitCompletionCallback {
             completion(false)