Add activestorage to the JS bundles

app/assets/javascripts/application.js

@@ -10,6 +10,7 @@
 // Read Sprockets README (https://github.com/sstephenson/sprockets#sprockets-directives) for details
 // about supported directives.
 //
+//= require activestorage
 //= require jquery
 //= require jquery_ujs
 //= require turbolinks

app/assets/javascripts/new_design/application.js

@@ -11,6 +11,7 @@
 // about supported directives.
 //
 //= require ./init
+//= require activestorage
 //= require jquery
 //= require jquery_ujs
 //= require turbolinks