fix logo for partner

Author: tyrasd

_includes/about.html

@@ -43,7 +43,7 @@ <h3 class="small-title uppercase">Special Thanks</h3>
           <ul>
             <li>
               Thanks to the <a href="https://hotosm.org">Humanitarian OpenStreetMap Team</a> for supporting the conference with their <a href="https://buff.ly/4e2IQfs">HOT Open Summit Travel Support Grant</a>.
-              <a href="https://hotosm.org"><img src="https://www.hotosm.org/images/hot-logo-icon-nav.svg" style="display:block; width:85px; margin-top:20px;" alt="Logo HOTOSM" /></a>
+              <a href="https://hotosm.org"><img src="https://wiki.openstreetmap.org/w/images/c/c9/Hot_logo.svg" style="display:block; width:85px; margin-top:20px;" alt="Logo HOTOSM" /></a>
             </li>
           </ul>
         </div>