Added custom favicon

src/app.html

@@ -2,6 +2,7 @@
 <html lang="en">
 	<head>
 		<meta charset="utf-8" />
+		<link rel="icon" href="%sveltekit.assets%/favicon.ico" />
 		<meta name="viewport" content="width=device-width, initial-scale=1" />
 		%sveltekit.head%
 	</head>