Made the Hamburger Button of navbar functional.

Author: vishanurag

pages/help.html

@@ -189,6 +189,7 @@ <h5>
     <script src="https://www.gstatic.com/firebasejs/7.14.6/firebase-database.js"></script>
     <script src="../scripts/ScrollToTop.js"></script>
     <script src="../scripts/retriveprofile.js"></script>
+    <script src="../scripts/hamburger.js"></script>
     <script src="../scripts/dark-mode.js"></script>
 
     <script>