Update gitignore.

Thanks to Rodrigo

.gitignore

@@ -7,23 +7,5 @@ composer.lock
 yarn.lock
 package-lock.json
 assets/css
-assets/js/admin
-assets/js/modules
-assets/js/carousel.js
-assets/js/carousel.min.js
-assets/js/copy-to-clipboard.js
-assets/js/copy-to-clipboard.min.js
-assets/js/custom-addtocart-button.js
-assets/js/custom-addtocart-button.min.js
-assets/js/merchant.js
-assets/js/merchant.min.js
-assets/js/modal.js
-assets/js/modal.min.js
-assets/js/pagination.js
-assets/js/pagination.min.js
-assets/js/scroll-direction.js
-assets/js/scroll-direction.min.js
-assets/js/scroll-to.js
-assets/js/scroll-to.min.js
-assets/js/toggle-class.js
-assets/js/toggle-class.min.js
+assets/js/**/*.js
+!assets/js/src/**/*.js