Add Daugherty as a sponsor

Author: Brandon Johnson

pages/images/sponsors/logo-daugherty.png

@@ -43,8 +43,8 @@ <h1 class="secondary-content-header">Current sponsors</h1>
         <img src="/images/sponsors/logo-ch-robinson.svg" />
       </div>
 
-      <div class="sponsor empty-sponsor" onclick="window.open('/sponsorship-opportunities')">
-        Become a Sponsor!
+      <div class="sponsor" onclick="window.open('https://www.daugherty.com')">
+        <img style="max-height: 80px; width: auto;" src="/images/sponsors/logo-daugherty.png" />
       </div>
 
     </div>