nvme-pci: cleanup nvme_suspend_queue

Remove the unused returne value, pass a dev + qid instead of the queue
as that is better for the callers as well as the function itself, and
remove the entirely pointless kerneldoc comment.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Keith Busch <kbusch@kernel.org>
Reviewed-by: Sagi Grimberg <sagi@grimberg.me>