netfilter: nfnetlink_queue: enable classid socket info retrieval
Bugzilla: https://bugzilla.redhat.com/show_bug.cgi?id=2087510
picked up the ability to get/set skb->priority as well, makes no sense to not support it (we'd have to add a stub to the uapi enum to keep api upstream compatible).
Signed-off-by: Florian Westphal fwestpha@redhat.com