Updated the app.hml with msapplication-TileColor

Author: navneetsharmaui

src/app.html

@@ -9,8 +9,10 @@
 
 		<meta name="apple-mobile-web-app-status-bar-style" content="black-translucent" />
 		<meta name="theme-color" content="#000" />
+		<meta content="#000" name="msapplication-TileColor">
 
 		<link rel="icon" type="image/x-icon" href="/favicon.ico" />
+		<link color="#fff" href="/favicon.ico" rel="mask-icon">
 
 		%svelte.head%
 	</head>