Add the posibility to skip interface reconfig.

This patch requires my salstatck/salt pull
request [#25165](https://github.com/saltstack/salt/pull/25165).

Signed-off-by: René Jochum <rene@jochums.at>

network/defaults.yaml

       - ipv6ipaddr
       - ipv6netmask
       - ipv6gateway
+
       - pointopoint
+
+      - noifupdown
     def_entries:
       - name: lo
         proto: loopback
       - ipv6ipaddr
       - ipv6netmask
       - ipv6gateway
+
+      - noifupdown
     def_entries: []
 #      - name: lo
 #        proto: none