Remove unnecessary ellipses

Author: bdbai

notebook/i18n/zh_CN/LC_MESSAGES/nbjs.po

@@ -1831,7 +1831,7 @@ msgstr "文件大小为 %d MB, 还想上传么?"
 
 #: notebook/static/tree/js/notebooklist.js:286
 msgid "Large file size warning"
-msgstr "请注意文件大小..."
+msgstr "请注意文件大小"
 
 
 #: notebook/static/tree/js/notebooklist.js:355
@@ -1960,7 +1960,7 @@ msgstr "无效的文件名"
 
 #: notebook/static/tree/js/notebooklist.js:1335
 msgid "File names must be at least one character and not start with a period"
-msgstr "文件名不能为空...并且不能以句号开始,除下划线以外的符号都不能开头..."
+msgstr "文件名不能为空，并且不能以句号开始，除下划线以外的符号都不能开头"
 
 #: notebook/static/tree/js/notebooklist.js:1364
 msgid "Cannot upload invalid Notebook"