fix: fix incorrect MIME type for favicon in HTML Update index.html

apps/remix-ide/src/index.html

@@ -26,7 +26,7 @@
 	<meta http-equiv="X-UA-Compatible" content="chrome=1">
 	<title>Remix - Ethereum IDE</title>
 	<link rel="stylesheet" href="assets/css/pygment_trac.css">
-	<link rel="icon" type="x-icon" href="assets/img/remix-logo-blue.png">
+	<link rel="icon" type="image/x-icon" href="assets/img/remix-logo-blue.png">
 	<link rel="stylesheet" href="assets/css/intro.js/4.1.0/introjs.min.css">
 	<link rel="stylesheet" href="assets/fontawesome/css/all.css">
 	<script src="assets/js/browserfs.min.js"></script>
@@ -41,4 +41,4 @@
 	<script type="text/javascript" src="assets/js/parser/antlr.js"></script>
 </body>
 
-</html>
+</html>