fix link in about page [deploy site]

Author: harsha509

website_and_docs/content/about/_index.html

@@ -104,7 +104,7 @@ <h2 class="card-title text-center">Get involved</h2>
       </div>
       <div class="card-footer bg-transparent border-0">
         <div class="selenium-button-container">
-          <a href="/sponsors" class="selenium-button selenium-white-cyan text-uppercase fw-bold">
+          <a href="/getinvolved" class="selenium-button selenium-white-cyan text-uppercase fw-bold">
             Contribute
             <i class="ps-3 fas fa-caret-right"></i>
           </a>