Fix incorrect html description

Author: jc21

frontend/index.html

@@ -4,7 +4,7 @@
 		<meta charset="utf-8" />
 		<meta name="viewport" content="width=device-width, initial-scale=1" />
 		<title>Nginx Proxy Manager</title>
-		<meta name="description" content="In The Office Planner" />
+		<meta name="description" content="Manage Nginx hosts with a simple, powerful interface" />
 		<link rel="preload" href="/images/logo-no-text.svg" as="image" type="image/svg+xml" fetchPriority="high">
 		<link
 			rel="apple-touch-icon"