uacce: modify the configuration mode of device isolation stragety

driver inclusion
category: bugfix
bugzilla: https://gitee.com/openeuler/kernel/issues/I82ARL


CVE: NA

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Cancel the reference counting of the accelerator device
so that the device (with hardware errors) isolation stragety
can also be modified while the accelerator is running a task.

Signed-off-by: Qi Tao <taoqi10@huawei.com>
Signed-off-by: JiangShui Yang <yangjiangshui@h-partners.com>