chore: update zh-cn translations

[ericyzhu]

PR Type

• Feature
• Bugfix
• Hotfix
• Other (please describe): zh-cn translations

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Suggested PR Title:

feat(i18n): add two-factor auth translations for zh-CN locale

Change Summary:
This PR adds new translations related to two-factor authentication in the Chinese locale files. Enhancements include error messages, login labels, and profile settings to provide clearer user guidance. The additions improve the overall localization and user experience for users using the Chinese language.

Code Review:
No change requests necessary.

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Thank you @ericyzhu for your contribution! 🎉

Your pull request has been merged and we really appreciate your help in making this project better. We hope to see more contributions from you in the future! 💪