Add support: sec-groups for provider networks individualy

[Yarboa]

As per today

sec-groups are created for mgmt networks, provider ports could not be set or inset sec-groups individually

The following patch fix the default security groups attached to each ports

https://review.gerrithub.io/c/redhat-openstack/nfv-tempest-plugin/+/517711/1/nfv_tempest_plugin/tests/scenario/baremetal_manager.py

This Issue should enable port creation with sec-groups on demand

[MaxBab]

@Yarboa I guess this issue is for the nfv-tempest-plugin repo and not ansible-nfv.