[ZH] Update `Community/Internet_Relay_Chat`

[cdwcgt]

翻译中保留了一些英文，因为在用户界面上没有中文翻译 Some English are kept in the translation as there is no Chinese translation on the UI

Self-check

• [x] The changes are tested against the contribution checklist
• [ ] (translations only) The changes are reviewed on GitHub by a fluent speaker