RDMA/hns: Fix spelling mistakes of original

'orignal' should be 'original'.

Fixes: 9a443537

 ("IB/hns: Add driver files for hns RoCE driver")
Link: https://lore.kernel.org/r/1624011020-16992-11-git-send-email-liweihang@huawei.com
Signed-off-by: Lang Cheng <chenglang@huawei.com>
Signed-off-by: Weihang Li <liweihang@huawei.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>