[Update] Config Window: DeepL Auth Key. 認証キー成功時と失敗時に通知として設定画面上に表示。

vrct_gui/ui_managers/UiScalingManager.py

@@ -11,7 +11,7 @@ class UiScalingManager():
         self.config_window = SimpleNamespace()
         self.selectable_language_window = SimpleNamespace()
         self.main_window_cover = SimpleNamespace()
-        self.error_message_window = SimpleNamespace()
+        self.notification_message_window = SimpleNamespace()
         self.confirmation_modal = SimpleNamespace()
         self.dropdown_menu_window = SimpleNamespace()