fix(l10n): Update translations from Transifex

Signed-off-by: Nextcloud bot <bot@nextcloud.com>

l10n/zh_CN.json

@@ -238,6 +238,7 @@
     "Modified" : "已修改",
     "Created" : "已创建",
     "The title cannot be empty." : "标题不能为空",
+    "Cannot close unsaved card!" : "无法关闭未保存的卡片！",
     "Open in sidebar view" : "在侧边栏视图中打开",
     "Open in bigger view" : "在较大视图中打开",
     "Comments" : "评论",
@@ -252,6 +253,7 @@
     "Reply" : "回复",
     "Update" : "更新",
     "Write a description …" : "写一段描述",
+    "Could not save description" : "无法保存描述",
     "Description" : "描述",
     "(Unsaved)" : "（未保存的）",
     "(Saving…)" : "（正在保存...）",