Update assets/js/tabs.js based on suggested change

Better function decleration

Co-authored-by: Niels Bauman <[email protected]>

Author: theangryhobbit

Diff for: assets/js/tabs.js

@@ -1,4 +1,5 @@
-const removeActiveClasses = function (ulElement) {
+function removeActiveClasses(ulElement) {
+
     const lis = ulElement.querySelectorAll('li');
     Array.prototype.forEach.call(lis, function(li) {
         li.classList.remove('active');
@@ -40,4 +41,4 @@ window.addEventListener('load', function () {
         liTab.classList.add('active');
       }, false);
     });
-});
+});