Update sponsors.html

Author: DavertMik

_includes/sponsors.html

@@ -10,11 +10,11 @@ <h4>Sponsors</h4>
           <img src="/images/support/themeisle.png" class="sponsors sponsors--themeisle" title="themeisle" alt="Themeisle - Premium WordPress themes, Templates &amp; Plugins">
         </a>
 
-        <a href="https://themeisle.com/" rel="nofollow" class="sponsors-item">
+        <a href=" https://en.vpnwelt.com/ " rel="nofollow" class="sponsors-item">
           <img src="/images/support/vpnwelt.png" class="sponsors sponsors--vpnwelt" title="VPNwelt" alt="VPNwelt - Privacy Protection on the Internet 2021">
         </a>
 
       </div>
     </div>
   </div>
-</div>
+</div>