xps: Add xps_queue_release function (bnc#909484 FATE#317397).

suse-commit: 8736d4303d1ce7b5156b06cd579e441e78fc01a1
net: Add functions netif_reset_xps_queue and netif_set_xps_queue
(bnc#909484 FATE#317397).

suse-commit: 816650d662a6bf2faa154bd0bbe0d7b9576f3c6d