We want to drop iptables support for the future in favor of nftables.
firewalld already seem to make use of nftables and this has been fixed in
dependencies:
Thu Mar  3 14:26:57 UTC 2022 - Thorsten Kukuk <kukuk@suse.com>
- Cleanup dependencies:
  - ipset, ebtables and iptables are purely optional and deprecated, 
    so don't require them

zypper search --requires iptables
shows these libvirt related pacakges:
i | libvirt-daemon-driver-network  | Network driver plugin for the
i | libvirt-daemon-driver-nwfilter | A nwfilter driver plugin for 

Can the dependencies (possibly also BuildRequires:) be fixes to not make use of
iptables, please.