feat: continue incus implementation (#245)

- migrate to systemd-networkd
- setup dummy, bridge and static/ethernet interfaces
- manage sshd.service droping to start ssh after networking is online
- enable ip forewarding
- add fastpool/data/incus dataset
- enable ospf and frr
- add loopback0 as ssh listenaddress
- add loopback1/2 for ceph cluster/public traffic

Reviewed-on: https://git.query.consul/unkinben/puppet-prod/pulls/245

site/profiles/manifests/base.pp

@@ -33,6 +33,7 @@ class profiles::base (
     include profiles::pki::vault
     include profiles::ssh::sign
     include profiles::ssh::knownhosts
+    include profiles::ssh::service
     include profiles::cloudinit::init
     include profiles::metrics::default
     include profiles::helpers::node_lookup