RDMA/hns: Remove extra blank line in get_sge_num_from_max_inl_data()

driver inclusion
category: cleanup
bugzilla: https://gitee.com/openeuler/kernel/issues/I8LY0D



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Remove redundant blank lines between value judgments and function calls.

Signed-off-by: Chengchang Tang <tangchengchang@huawei.com>