en to unknown language translation catalogue (6 entries)

[ctx: KContentsPreviewMsgBox]
en: Cancel
target: 取消

[ctx: KContentsPreviewMsgBox]
en: OK
target: 确定

[ctx: KContentsPreviewMsgBox]
en: Update intelligently identified content to the navigation view?
target: 将智能识别的目录更新到导航视图中？

[ctx: KContentsPreviewMsgBox]
en: WPS Writer
target: WPS文字

[ctx: KNoneContentsMsgBox]
en: WPS AI Helper did not find anything for content.
target: WPS AI助手未识别到目录！

[ctx: KNoneContentsMsgBox]
en: WPS Writer
target: WPS文字
