RDMA/qib: Delete extra line

Trivial cleanup to fix the following warning:
 drivers/infiniband/hw/qib/qib_iba6120.c:1420: warning: bad line:

Fixes: f931551b ("IB/qib: Add new qib driver for QLogic PCIe InfiniBand adapters")
Link: https://lore.kernel.org/r/20191029062745.7932-15-leon@kernel.org


Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>