nvme-tcp: don't fold the line

The call to nvme_tcp_alloc_queue() fits perfectly in one line without
exceeding 80 char limit for the line.

Signed-off-by: Chaitanya Kulkarni <kch@nvidia.com>
Reviewed-by: Sagi Grimberg <sagi@grimberg.me>
Signed-off-by: Christoph Hellwig <hch@lst.de>