Bug (Gnome): "New window" does not open a new Mapper window

[Abbe98]

Steps to reproduce

1. Open Mapper
2. Right click the Mapper icon either in the dock/deck or the activities overview
3. Click "New Window"

Screenshots

Actual behaviour

Nothing

Expected behaviour

A new Mapper instance/window should launch.

Configuration

Mapper Version: 0.9.5 (https://download.opensuse.org/repositories/home:dg0yt/Fedora_37/home:dg0yt.repo) Operating System: Fedora 37 (Wayland / Gnome 43.4)