Low priority notifications are meant for information that doesn't require
immediate attention, so it makes sense to not show a banner for them;
they'll still appear in the notification list in the calendar.
https://gitlab.gnome.org/GNOME/gnome-shell/-/issues/4265
Part-of: <https://gitlab.gnome.org/GNOME/gnome-shell/-/merge_requests/1893>
notification.acknowledged = false;
this.pushNotification(notification);
+ if (notification.urgency === Urgency.LOW)
+ return;
+
if (this.policy.showBanners || notification.urgency == Urgency.CRITICAL)
this.emit('notification-show', notification);
}