fix/Move cropper css to application javascript

Author: LewisYoul

app/javascript/controllers/cropper_controller.js

@@ -1,5 +1,4 @@
 import { Controller } from 'stimulus'
-import 'cropperjs/dist/cropper.css';
 import Cropper from 'cropperjs';
 
 export default class extends Controller {

app/javascript/packs/application.js

@@ -3,6 +3,7 @@
 // a relevant structure within app/javascript and only use these pack files to reference
 // that code so it'll be compiled.
 import 'controllers'
+import 'cropperjs/dist/cropper.css';
 
 require("axios")
 require("lodash")