[Regression?] Notifications already read while app is open received when the app is closed ([#277](<https://github.com/fluxerapp/flutter_client/issues/277>))

Can reproduce CR - Retested; previously marked this CNR. - Version 2026.10.100, Beta 2, Channel Beta, Build 2591, Android 16 (arm64), Device Google Pixel 9 Pro, Locale en-US, Push fcm, Flutter 3.47.6, Dart 3.13.5