Update index.html

Author: neeru24

Website/index.html

@@ -362,7 +362,7 @@ <h2>Here are some of our active GitHub repositories</h2>
         </div>
         <div class="icon-content">
           <a href="https://twitter.com/sanjay_kv" target="_blank" aria-label="Twitter" data-social="twitter">
-            <i class="fab fa-twitter"></i>
+            <i class="fa-brands fa-twitter"></i>
             <div class="filled"></div>
           </a>
         </div>