fix(profile): fix `social` link when mailto scheme is used

Fix #763

layouts/partials/widgets/about.html

@@ -52,7 +52,7 @@
         {{ end }}
         <li>
           <a itemprop="sameAs" href="{{ $link | safeURL }}" {{ $target | safeHTMLAttr }}>
-            <i class="{{ $pack }} {{ $pack_prefix }}-{{ .icon }} big-icon"></i>{{ $scheme }}
+            <i class="{{ $pack }} {{ $pack_prefix }}-{{ .icon }} big-icon"></i>
           </a>
         </li>
         {{ end }}