RDMA/hns: Remove redundant 'phy_addr' in hns_roce_hem_list_find_mtt()

RDMA/hns: Remove redundant 'phy_addr' in hns_roce_hem_list_find_mtt()

[ Upstream commit 5f652387c5423a82453c5cb446a88834bf41a94b ]

This parameter has never been used. Remove it to simplify the function.

Link: https://lore.kernel.org/r/20220922123315.3732205-8-xuhaoyue1@hisilicon.com
Signed-off-by: Chengchang Tang <tangchengchang@huawei.com>
Signed-off-by: Yunsheng Lin <linyunsheng@huawei.com>
Signed-off-by: Haoyue Xu <xuhaoyue1@hisilicon.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Stable-dep-of: 25655580136d ("RDMA/hns: Fix soft lockup during bt pages loop")
Signed-off-by: Sasha Levin <sashal@kernel.org>