7125b726ad
Now that the extension preference dialog is opened by a separate D-Bus service rather than the Extensions app, it can be opened without a parent window that provides name and icon. Fix this by adding back a hidden .desktop file. https://gitlab.gnome.org/GNOME/gnome-shell/-/issues/2562 (cherry picked from commit 6b7c85b0797b8cbac96cc5152b94c4728fbeeb73)