docs/zh_CN: update the translation of mm/page_owner.rst

Update to commit f5c12105 ("mm,page_owner: fix refcount imbalance")

Documentation/translations/zh_CN/mm/page_owner.rst
commit f5c12105 ("mm,page_owner: fix refcount imbalance")
commit ba6fe537 ("mm,page_owner: update Documentation regarding
page_owner_stacks")
2 commits needs resolving in total

Signed-off-by: Dongliang Mu <dzm91@hust.edu.cn>
Reviewed-by: Alex Shi <alexs@kernel.org>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Message-ID: <38a9d8868e0f98dc5d2a08fb865313cc4db943a3.1729327831.git.dzm91@hust.edu.cn>