fix favicon

Author: olivierlambert

favicon.png

@@ -10,12 +10,7 @@
     <link rel='stylesheet' href='assets/css/xcp-ng.css'/>
     <link href='https://fonts.googleapis.com/css?family=Open+Sans:light&v1' rel='stylesheet' type='text/css'>
     <link rel="stylesheet" href="https://pro.fontawesome.com/releases/v5.3.1/css/all.css" integrity="sha384-9ralMzdK1QYsk4yBY680hmsb4/hJ98xK3w0TIaJ3ll4POWpWUYaA2bRjGGujGT8w" crossorigin="anonymous">
-    <link rel="apple-touch-icon" sizes="180x180" href="/apple-touch-icon.png">
-    <link rel="icon" type="image/png" sizes="32x32" href="/favicon-32x32.png">
-    <link rel="icon" type="image/png" sizes="16x16" href="/favicon-16x16.png">
-    <link rel="manifest" href="/site.webmanifest">
-    <link rel="mask-icon" href="/safari-pinned-tab.svg" color="#5bbad5">
-    <meta name="msapplication-TileColor" content="#dd8125">
+    <link rel="icon" type="image/png" href="/favicon.png">
     <meta name="theme-color" content="#ffffff">
 
     <title>XCP-ng - XenServer Based, Community Powered</title>