Remove unrequired #arch-sponsors from CSS

Adjust the sponsor images to fit nicely and remove the sponsors id.
Signed-off-by: Jelle van der Waa <jelle@archlinux.org>

sitestatic/archweb.css

@@ -634,11 +634,6 @@ h3 span.arrow {
     padding: 0;
 }
 
-/* home: sponsor banners */
-#arch-sponsors img {
-    padding: 0.3em 0;
-}
-
 /* home: sidebar components (navlist, sponsors, pkgsearch, etc) */
 div.widget {
     margin-bottom: 1.5em;

templates/public/index.html

@@ -198,7 +198,7 @@ <h4>More Resources</h4>
     </a>
 </div>
 
-<div id="arch-sponsors" class="widget">
+<div class="widget">
     <a href="https://www.hetzner.com" title="Dedicated Root Server, VPS &amp; Hosting - Hetzner Online GmbH">
         <img src="{% static "hetzner_logo.png" %}"
             title="" alt="Hetzner logo"/>