Add a rich rule to a zone

    .. versionadded:: 2016.11.0

    CLI Example:

    .. code-block:: bash

        salt '*' firewalld.remove_rich_rule zone 'rule'

def remove_rich_rule(zone, rule, permanent=True):
    '''
    Add a rich rule to a zone

    .. versionadded:: 2016.11.0

    CLI Example:

    .. code-block:: bash

        salt '*' firewalld.remove_rich_rule zone 'rule'
    '''
    cmd = "--zone={0} --remove-rich-rule='{1}'".format(zone, rule)

    if permanent:
        cmd += ' --permanent'

    return __firewall_cmd(cmd)