Fix link to csb-ios.svg

Author: CompuIves

packages/app/src/app/index.html

@@ -21,7 +21,7 @@
 	<meta property="twitter:image:height" content="630">
 	<meta name="description" content="CodeSandbox is an online editor tailored for web applications.">
   <link rel="shortcut icon" href="/favicon.ico">
-  <link rel="mask-icon" href="csb-ios.svg" color="#fff">
+  <link rel="mask-icon" href="/csb-ios.svg" color="#fff">
 	<link rel="manifest" href="/manifest.json">
 	<script src="https://ajax.googleapis.com/ajax/libs/webfont/1.6.26/webfont.js"></script>
 	<script>

packages/app/src/embed/index.html

@@ -23,7 +23,7 @@
     <link href="https://fonts.googleapis.com/css?family=Roboto:300,400,500,700|Source Code Pro:500" rel="stylesheet">
     <link href="/static/fonts/inter/inter.css" rel="stylesheet">
     <link rel="manifest" href="/manifest.json">
-    <link rel="mask-icon" href="csb-ios.svg" color="#fff">
+    <link rel="mask-icon" href="/csb-ios.svg" color="#fff">
     <link rel="shortcut icon" href="/favicon.ico">
     <title>Embed - CodeSandbox</title>
     <!-- Google Tag Manager -->

packages/app/src/sandbox/index.html

@@ -7,7 +7,7 @@
     <title>Sandbox - CodeSandbox</title>
     <link rel="manifest" href="/manifest.json">
     <link rel="shortcut icon" href="/favicon.ico">
-    <link rel="mask-icon" href="csb-ios.svg" color="#fff">
+    <link rel="mask-icon" href="/csb-ios.svg" color="#fff">
     <script src="<%= webpackConfig.output.publicPath %>static/browserfs9/browserfs.min.js"
       type="text/javascript"></script>