crypto: hisilicon/qm - modify 'QM_RESETTING' clearing error

Before device reset, the driver sets 'QM_RESETTING' flag, but after reset,
the wrong flag is cleared. This patch modifies the problem of inconsistent
flags.

Signed-off-by: Weili Qian <qianweili@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>