feat: upgrade font-awesome to v7

index.php

@@ -22,7 +22,7 @@ setSecurityHeaders();
     <meta name="csrf-token" content="<?php echo generateCSRFToken(); ?>">
     <title>kaubuntu.re - Plateforme Multimédia</title>
     <link rel="stylesheet" href="css/styles.css">
-    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.5.1/css/all.min.css">
+    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/7.0.1/css/all.min.css">
     <link rel="stylesheet" href="css/mastodon-timeline.min.css">
 
     <!-- Favicons -->