fix: title

Author: nutchy

admin.html

@@ -4,7 +4,7 @@
     <meta charset="UTF-8">
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
     <meta http-equiv="X-UA-Compatible" content="ie=edge">
-    <title>YWC17 | Queueing System</title>
+    <title>YWC20 | Queueing System</title>
     <link href="https://fonts.googleapis.com/css?family=Montserrat:700&display=swap" rel="stylesheet">
     <link rel="stylesheet" href="./css/style.css">
     <link rel="stylesheet" href="./css/admin.css">