FIX opengraph url tag
<meta property="og:type" content="website">
<meta property="og:title" content="Anubis LMS">
<meta property="og:description" content="Distributed LMS for automating Computing Science Courses. Made for students by students.">
- <meta property="og:url" content="https://anubis.osiris.cyber.nyu.edu/">
+ <meta property="og:url" content="https://anubis.osiris.services/">
<meta property="og:site_name" content="Anubis LMS">
<meta property="og:image" content="https://anubis.osiris.services/logo512.png">
<meta property="og:image:secure_url" content="https://anubis.osiris.services/logo512.png">
