Add `ipFamily` as an option to listeners

[shaun-nx]

As an engineer, I would like to be able to specify if a listener is either an IPv4 or IPv6 type listener so that we can choose which IP family a specific listener is set for

### UACs
- [ ] Validate IP field based on ipFamily
- [ ] Ensure `ipv4` , `ipv6` and `both` options can be chosen

[github-actions]

Hi @shaun-nx thanks for reporting!

Be sure to check out the docs and the Contributing Guidelines while you wait for a human to take a look at this 🙂

Cheers!