add verification for fosstodon account

Author: seanmonstar

_includes/head.html

@@ -16,6 +16,8 @@
 
 <link rel="canonical" href="{{ page.url | replace:'index.html','' | prepend: site.baseurl | prepend: site.url }}">
 
+<link rel="me" href="https://fosstodon.org/@hyper_rs">
+
 <!-- twitter card -->
 <meta name="twitter:card" content="summary" />
 <meta name="twitter:site" content="@hyperium_rs" />