New translations strings.xml (Chinese Simplified)

mastodon/src/main/res/values-zh-rCN/strings.xml

@@ -726,6 +726,7 @@
 	<string name="currency">货币</string>
 	<string name="donation_success_title">感谢您的贡献！</string>
 	<string name="donation_success_subtitle">您应该很快收到一封确认您捐赠的电子邮件。</string>
+	<string name="donation_server_error">我们很抱歉，发生了一个错误，我们无法处理您的捐赠。\n\n请几分钟后再试。</string>
 	<string name="settings_donate">捐助 Mastodon</string>
 	<string name="settings_manage_donations">管理捐赠</string>
 </resources>