Change my public email address

ui/index.html

@@ -1,7 +1,7 @@
 <!--
 // Sshwifty - A Web SSH client
 //
-// Copyright (C) 2019-2021 Ni Rui <nirui@gmx.com>
+// Copyright (C) 2019-2021 NI Rui <ranqus@gmail.com>
 //
 // This program is free software: you can redistribute it and/or modify
 // it under the terms of the GNU Affero General Public License as
@@ -42,7 +42,7 @@
             </p>
           </noscript>
           <p class="copy copy-first">
-            Copyright &copy; 2019-2021 Ni Rui &lt;nirui@gmx.com&gt;
+            Copyright &copy; 2019-2021 NI Rui &lt;ranqus@gmail.com&gt;
           </p>
           <p class="copy">
             <a href="https://github.com/nirui/sshwifty" target="blank">