Update simple.html

Correcting a typo that has gone unnoticed for who-knows how long

Author: nate2014jatc

_layouts/simple.html

@@ -6,7 +6,7 @@
 		<meta name="viewport" content="width=device-width, height=device-height, initial-scale=1.0">
 		<link rel="stylesheet" href="{{ '/assets/css/style.css?v=' | append: site.github.build_revision | relative_url }}">
 		<meta name="theme-color" content="#d38700">
-		<link rel="stylesheet" href="/assets/authorblurb.css">
+		<link rel="stylesheet" href="/assets/authorBlurb.css">
 		<link rel="icon" type="image/png" href="/assets/img/AstraGroup_128x128.png">
 		{% seo %}
 	</head>