
This allows us to drop the `destroy` signal handler for each notification in MessageTray. Part-of: <https://gitlab.gnome.org/GNOME/gnome-shell/-/merge_requests/3173>
This allows us to drop the `destroy` signal handler for each notification in MessageTray. Part-of: <https://gitlab.gnome.org/GNOME/gnome-shell/-/merge_requests/3173>