It is only needed at build time for gdbus-codegen.
Part-of: <https://gitlab.gnome.org/GNOME/gnome-shell/-/merge_requests/3889>
<gresource prefix="/org/gnome/shell/dbus-interfaces">
<file preprocess="xml-stripblanks">net.reactivated.Fprint.Device.xml</file>
<file preprocess="xml-stripblanks">net.reactivated.Fprint.Manager.xml</file>
- <file preprocess="xml-stripblanks">org.freedesktop.Application.xml</file>
<file preprocess="xml-stripblanks">org.freedesktop.background.Monitor.xml</file>
<file preprocess="xml-stripblanks">org.freedesktop.bolt1.Device.xml</file>
<file preprocess="xml-stripblanks">org.freedesktop.bolt1.Manager.xml</file>