crypto: hisilicon/hpre - fix a typo in hpre_crypto.c

mainline inclusion
from mainline-v5.13-rc1
commit fd4317b7
category: bugfix
bugzilla: 173981
CVE: NA

Reference: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=fd4317b7b2c96e51b5ff3bed2af4ccfd66e9288a



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Do a trivial typo fix.
s/discribed/described

Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Ruiqi Gong <gongruiqi1@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Mingqiang Ling <lingmingqiang@huawei.com>
Signed-off-by: Zheng Zengkai <zhengzengkai@huawei.com>