RDMA/hns: Remove unnecessary QP type checks

mainline inclusion
from mainline-v6.5-rc1
commit b9989ab3
category: bugfix
bugzilla: https://gitee.com/openeuler/kernel/issues/I8W3IU
CVE: NA

Reference: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=b9989ab3f61ec459cbaf0a492fea3168bbfa4c7a

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It is not necessary to check the type of the queue on IO path because
unsupported QP type cannot be created.

Link: https://lore.kernel.org/r/20230523121641.3132102-2-huangjunxian6@hisilicon.com


Signed-off-by: Chengchang Tang <tangchengchang@huawei.com>
Signed-off-by: Junxian Huang <huangjunxian6@hisilicon.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Signed-off-by: Juan Zhou <zhoujuan51@h-partners.com>