remove unneeded <link> tag

Author: FoamyGuy

downloads.html

@@ -4,7 +4,6 @@
 permalink: /downloads
 excerpt: CircuitPython supported boards.
 ---
-<link rel="stylesheet" href="/assets/css/downloads.css">
 <div id="downloads-page">
   <h1>Downloads</h1>
   <div class="downloads-inputs">