Remove unused comments in vulnerability index.js

ee/app/assets/javascripts/pages/projects/security/vulnerabilities/show/index.js

@@ -23,8 +23,5 @@ function createMainApp() {
 }
 
 window.addEventListener('DOMContentLoaded', () => {
-  // createHeaderApp();
-  // createDetailsApp();
-  // createFooterApp();
   createMainApp();
 });