this differential removes unecessary warnings. We don't have to check if notification exceeds FCM/APN size limits after messageInfos removal. The reason for this is that we construct notification body based on ResolvedNotifTexts, which trims
texts in notification: https://github.com/CommE2E/comm/blob/master/lib/shared/notif-utils.js#L50-L57.

1. Build iOS and Android apps.
2. Send large (more than 8000 characters) notification from web.
3. Ensure that notification is displayed on both devices.
4. Kill keyserver.
5. Open both apps.
6. Ensure notifications weren't persisted (since no messageInfos).