KVM: arm64: Support a new HiSi CPU type

virt inclusion
category: feature
bugzilla: https://gitee.com/openeuler/kernel/issues/I62Q2L


CVE: NA

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Add a new entry ("HIP09") in oem_str[] to support detection of the new HiSi
CPU type.

Signed-off-by: Quan Zhou <zhouquan65@huawei.com>
Reviewed-by: Zenghui Yu <yuzenghui@huawei.com>
Reviewed-by: Nianyao Tang <tangnianyao@huawei.com>
Signed-off-by: Zheng Zengkai <zhengzengkai@huawei.com>