Update cn.ts (#168)

# PR Checklist
- [YES] Did you check if it works normally in all models? *ignore this
when it dosen't uses models*
- [YES] Did you check if it works normally in all of web, local and node
hosted versions? if it dosen't, did you blocked it in those versions?
- [NO] Did you added a type def?

# Description

src/lang/cn.ts

@@ -305,4 +305,7 @@ export const languageChinese = {
     useChatCopy: "使用聊天复制",
     autoTranslateInput: "使用自动翻译输入",
     enterMessageForTranslateToEnglish: "输入要翻译为英语的消息",
+    recent: '最新',
+    downloads: '下载量',
+    trending: "热度",
 }