removeNotificationPref method
Deletes the level of userId on targetKind targetId: notification_pref.updated
with deleted: true and the last version plus one; nothing when there is no row
(deleteNotificationPreference). Throws 404 for a target the person cannot read.
Implementation
void removeNotificationPref(
String userId,
String targetKind,
String targetId,
) => _removePref(userId, targetKind, targetId);