Rename "KeyToken" to "Used Key"

flutter/lib/state/app_settings.dart

@@ -160,7 +160,14 @@ class AppSettings extends ChangeNotifier {
 
 class AppNotificationSettings {
   // Immutable
-  AppNotificationSettings({this.enableLights = false, this.enableVibration = true, this.playSound = true, this.sound = null, this.silent = false, this.timeoutAfter = null});
+  AppNotificationSettings({
+    this.enableLights = false,
+    this.enableVibration = true,
+    this.playSound = true,
+    this.sound = null,
+    this.silent = false,
+    this.timeoutAfter = null,
+  });
 
   final bool enableLights;
   final bool enableVibration;
@@ -199,7 +206,14 @@ class AppNotificationSettings {
     final silent = prefs.getBool('${prefix}.silent') ?? def.silent;
     final timeoutAfter = _decode(prefs.getString('${prefix}.timeoutAfter'), def.timeoutAfter);
 
-    return AppNotificationSettings(enableLights: enableLights, enableVibration: enableVibration, playSound: playSound, sound: sound, silent: silent, timeoutAfter: timeoutAfter);
+    return AppNotificationSettings(
+      enableLights: enableLights,
+      enableVibration: enableVibration,
+      playSound: playSound,
+      sound: sound,
+      silent: silent,
+      timeoutAfter: timeoutAfter,
+    );
   }
 }