[fix] Don't prompt to only set up network and then skip if network was previously configured

setup/so-setup

@@ -177,7 +177,7 @@ if ! [[ -f $install_opt_file ]]; then
 	fi
 	if [[ $setup_type == 'iso' ]]; then
 		whiptail_first_menu_iso
-		if [[ $option == "Configure Network" ]] && ! [[ -f $net_init_file ]]; then
+		if [[ $option == "Configure Network" ]]; then
 			network_init_whiptail
 			whiptail_management_interface_setup
 			network_init