Pass the protocols to custom_service

[jovandeginste]

Pull Request (PR) description

This allows you to specify protocols in through firewalld::custom_service, which are then passed on to firewalld_custom_service.

Signed-off-by: Jo Vandeginste [email protected]

[jcpunk]

Can you add some unit tests to this?

Here is an example commit with some testing : https://github.com/voxpupuli/puppet-firewalld/commit/55ed8abed9293fdaacb817380891afcc9044c987