Translate '/po/en.po' in 'zh_CN' (#1788)

* Translate /po/en.po in zh_CN

translation completed for the source file '/po/en.po'
on the 'zh_CN' language.

* Update po/zh_CN.po

Co-authored-by: transifex-integration[bot] <43880903+transifex-integration[bot]@users.noreply.github.com>
Co-authored-by: Jo <me@jguer.space>