po: Update Simplified Chinese translation

po/zh_CN.po

@@ -47,7 +47,7 @@ msgstr "Martin Abente Lahaye"
 
 #: data/com.github.tchx84.Flatseal.gschema.xml:15
 msgid "Application ID that was last selected"
-msgstr ""
+msgstr "最后选择的应用程序 ID"
 
 #: src/models/applications.js:233 src/models/applications.js:293
 #: src/models/applications.js:294 src/models/applications.js:295
@@ -576,11 +576,11 @@ msgstr "_撤消"
 
 #: src/widgets/window.js:108
 msgid "Cannot load overrides due to incorrect contents"
-msgstr ""
+msgstr "由于内容不正确而无法加载更改"
 
 #: src/widgets/window.js:115
 msgid "Refreshed due to changes in Flatpak installations"
-msgstr ""
+msgstr "由于 Flatpak 安装的变化而更新"
 
 #: src/widgets/window.ui:35
 msgid "Main Menu"