docs/zh_CN: core-api: Update the translation of cpu_hotplug.rst to 5.19-rc3

Synchronous translation from upstream commit c9871c80
("Documentation: core-api/cpuhotplug: Rewrite the API section")

Signed-off-by: Binbin Zhou <zhoubinbin@loongson.cn>
Reviewed-by: Yanteng <Si&lt;siyanteng@loongson.cn>
Reviewed-by: Wu XiangCheng <bobwxc@email.cn>
Link: https://lore.kernel.org/r/9a123a1938a09f883db0b429396954e0792c84c1.1655863769.git.zhoubinbin@loongson.cn


Signed-off-by: Jonathan Corbet <corbet@lwn.net>