Add variable for network settigns.

pym/cl_vars_install.py

@@ -299,6 +299,10 @@ class Data:
     # net setup (networkmanager or openrc)
     os_install_net_conf = {}
 
+    # net service configured
+    os_install_net_settings = {'mode':'w',
+                               'value':''}
+
     # dhcp or not
     os_install_net_dhcp_set = {}