i18n: Translate update_en.ts in zh_CN (#91)

100% translated source file: 'update_en.ts'
on 'zh_CN'.

Co-authored-by: transifex-integration[bot] <43880903+transifex-integration[bot]@users.noreply.github.com>

Author: transifex-integration[bot]

src/dcc-update-plugin/translations/update_zh_CN.ts

@@ -228,19 +228,19 @@
     <name>UpdateSelectDialog</name>
     <message>
         <source>The updates have been already downloaded. What do you want to do?</source>
-        <translation type="unfinished"/>
+        <translation>更新包已下载完毕，请选择您要执行的操作</translation>
     </message>
     <message>
         <source>Silent Installation</source>
-        <translation type="unfinished"/>
+        <translation>后台静默安装</translation>
     </message>
     <message>
         <source>Update and Reboot</source>
-        <translation type="unfinished"/>
+        <translation>更新并重启</translation>
     </message>
     <message>
         <source>Update and Shut Down</source>
-        <translation type="unfinished"/>
+        <translation>更新并关机</translation>
     </message>
 </context>
 <context>
@@ -343,11 +343,11 @@
     </message>
     <message>
         <source>Collapse</source>
-        <translation type="unfinished"/>
+        <translation>收起</translation>
     </message>
     <message>
         <source>Only numbers between 1-99999 are allowed</source>
-        <translation type="unfinished"/>
+        <translation>只允许输入1-99999</translation>
     </message>
 </context>
 <context>