disclistboxwidget: max-children-per-line property cannot be 0
Since Gtk 4.24.8, the max-children-per-line property of a Gtk.FlowBox cannot be equal to 0.
Fix the issue by setting an initial value of 1.
Since Gtk 4.24.8, the max-children-per-line property of a Gtk.FlowBox cannot be equal to 0.
Fix the issue by setting an initial value of 1.