network: Sort VPNs in the list
GNOME Shell sorts VPNs in the quick settings, but GNOME Settings does not. This can be particularly annoying with many saved VPNs.
Fix this by adding a sort function to the VPN GtkListBox.
Closes #510
GNOME Shell sorts VPNs in the quick settings, but GNOME Settings does not. This can be particularly annoying with many saved VPNs.
Fix this by adding a sort function to the VPN GtkListBox.
Closes #510