RDMA/hns: Delete redundant abnormal interrupt status

mainline inclusion
from mainline-v5.12-rc1
commit 2371efab
category: feature
bugzilla: 174002
CVE:NA

Reference: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=2371efab9794bdf845b03473858a90d65035e331

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The hardware supports only two types of abnormal interrupts.

Fixes: a5073d60 ("RDMA/hns: Add eq support of hip08")
Link: https://lore.kernel.org/r/1617354454-47840-5-git-send-email-liweihang@huawei.com


Signed-off-by: Wenpeng Liang <liangwenpeng@huawei.com>
Signed-off-by: Weihang Li <liweihang@huawei.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Signed-off-by: wangsirong <wangsirong@huawei.com>
Reviewed-by: ChunZhi Hu <huchunzhi@huawei.com>
Signed-off-by: Zheng Zengkai <zhengzengkai@huawei.com>