java.lang.ClassCastException: android.text.SpannableString cannot be cast to java.lang.String

[khjde1207]

Describe the bug

To Reproduce

1. run flutter_local_notifications/example/lib/main.dart
2. edit main.dart 1168 line "_showBigTextNotification()"

const BigTextStyleInformation bigTextStyleInformation =
        BigTextStyleInformation(
      'Lorem <i>ipsum dolor sit</i> .....',
      htmlFormatBigText: true,
      contentTitle: 'overridden <b>big</b> content title',
      htmlFormatContentTitle: true,
      htmlFormatContent: true, //<--------------- add this 
      htmlFormatTitle: true,
      summaryText: 'summary <i>text</i>',
      htmlFormatSummaryText: true,
    );

3. click 'Show big text notification' button
4. click 'Get active notifications'
5. See error

Expected behavior

W/Bundle  (19395): Key android.title expected String but value was a android.text.SpannableString.  The default value <null> was returned.
W/Bundle  (19395): Attempt to cast generated internal exception:
W/Bundle  (19395): java.lang.ClassCastException: android.text.SpannableString cannot be cast to java.lang.String
W/Bundle  (19395): 	at android.os.BaseBundle.getString(BaseBundle.java:1170)
W/Bundle  (19395): 	at com.dexterous.flutterlocalnotifications.FlutterLocalNotificationsPlugin.getActiveNotifications(FlutterLocalNotificationsPlugin.java:1347)
W/Bundle  (19395): 	at com.dexterous.flutterlocalnotifications.FlutterLocalNotificationsPlugin.onMethodCall(FlutterLocalNotificationsPlugin.java:1063)
W/Bundle  (19395): 	at io.flutter.plugin.common.MethodChannel$IncomingMethodCallHandler.onMessage(MethodChannel.java:233)
W/Bundle  (19395): 	at io.flutter.embedding.engine.dart.DartMessenger.handleMessageFromDart(DartMessenger.java:84)
W/Bundle  (19395): 	at io.flutter.embedding.engine.FlutterJNI.handlePlatformMessage(FlutterJNI.java:865)
W/Bundle  (19395): 	at android.os.MessageQueue.nativePollOnce(Native Method)
W/Bundle  (19395): 	at android.os.MessageQueue.next(MessageQueue.java:336)
W/Bundle  (19395): 	at android.os.Looper.loop(Looper.java:174)
W/Bundle  (19395): 	at android.app.ActivityThread.main(ActivityThread.java:7356)
W/Bundle  (19395): 	at java.lang.reflect.Method.invoke(Native Method)
W/Bundle  (19395): 	at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:493)
W/Bundle  (19395): 	at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:925)
W/Bundle  (19395): Key android.text expected String but value was a android.text.SpannableString.  The default value <null> was returned.
W/Bundle  (19395): Attempt to cast generated internal exception:
W/Bundle  (19395): java.lang.ClassCastException: android.text.SpannableString cannot be cast to java.lang.String
W/Bundle  (19395): 	at android.os.BaseBundle.getString(BaseBundle.java:1170)
W/Bundle  (19395): 	at com.dexterous.flutterlocalnotifications.FlutterLocalNotificationsPlugin.getActiveNotifications(FlutterLocalNotificationsPlugin.java:1348)
W/Bundle  (19395): 	at com.dexterous.flutterlocalnotifications.FlutterLocalNotificationsPlugin.onMethodCall(FlutterLocalNotificationsPlugin.java:1063)
W/Bundle  (19395): 	at io.flutter.plugin.common.MethodChannel$IncomingMethodCallHandler.onMessage(MethodChannel.java:233)
W/Bundle  (19395): 	at io.flutter.embedding.engine.dart.DartMessenger.handleMessageFromDart(DartMessenger.java:84)
W/Bundle  (19395): 	at io.flutter.embedding.engine.FlutterJNI.handlePlatformMessage(FlutterJNI.java:865)
W/Bundle  (19395): 	at android.os.MessageQueue.nativePollOnce(Native Method)
W/Bundle  (19395): 	at android.os.MessageQueue.next(MessageQueue.java:336)
W/Bundle  (19395): 	at android.os.Looper.loop(Looper.java:174)
W/Bundle  (19395): 	at android.app.ActivityThread.main(ActivityThread.java:7356)
W/Bundle  (19395): 	at java.lang.reflect.Method.invoke(Native Method)
W/Bundle  (19395): 	at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:493)
W/Bundle  (19395): 	at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:925)