crypto: hisilicon/qm - add comments and remove redundant

driver inclusion
category: cleanup
bugzilla: https://gitee.com/openeuler/kernel/issues/I8IVG6


CVE: NA

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1. Remove redundant array element, prevent the size obtained by
ARRAY_SIZE() from qm_log_hw_error is greater than actual size.
2. Add comments in function qm_set_vf_mse() and qm_cq_ctx_cfg()
to make it easier to understand.

Signed-off-by: Weili Qian <qianweili@huawei.com>
Signed-off-by: JiangShui Yang <yangjiangshui@h-partners.com>