Fix site authors page links

Signed-off-by: starksm64 <starksm64@gmail.com>

docs/authors.html

@@ -7,7 +7,7 @@ <h1>Staff</h1>
 <ul>
   {% for author in site.authors %}
   <li>
-    <h2><a href="{{ author.url }}">{{ author.name }}</a></h2>
+    <h2><a href="{{ site.baseurl }}/authors/{{ author.short_name }}.html">{{ author.name }}</a></h2>
     <h3>{{ author.position }}</h3>
     <p>{{ author.content | markdownify }}</p>
   </li>