Update index.html

Author: typicode

public/index.html

@@ -84,6 +84,12 @@ <h3>Gold Sponsors</h3>
         <img src="https://i.imgur.com/IBItATn.png" height="70px">
       </a>
     </p>
+    
+    <p>
+      <a href="https://www.checklyhq.com/?utm_source=jsonplaceholder" target="_blank">
+        <img src="https://i.imgur.com/qS8XyfG.png" height="70px">
+      </a>
+    </p>
 
     <p>
       <a href="https://www.patreon.com/bePatron?c=784328">Your Company Logo Here</a>