fix: lint warnings

ui/desktop/app/routes/application.js

@@ -1,8 +1,12 @@
 import Route from '@ember/routing/route';
+import Ember from 'ember';
 /* eslint-disable-next-line ember/no-mixins */
 import ApplicationRouteMixin from 'ember-simple-auth/mixins/application-route-mixin';
 import { inject as service } from '@ember/service';
 import { action } from '@ember/object';
+import { A } from '@ember/array';
+import { getOwner } from '@ember/application';
+import { later } from '@ember/runloop';
 import loading from 'ember-loading/decorator';
 
 export default class ApplicationRoute extends Route.extend(

ui/desktop/app/routes/scopes/scope/index.js

@@ -13,7 +13,7 @@ export default class ScopesScopeIndexRoute extends Route {
    * If already authenticated, redirects to scopes/scope/scopes to display
    * list of sub scopes.
    */
-  redirect(model) {
+  redirect() {
     if (!this.session.isAuthenticated) {
       this.replaceWith('scopes.scope.authenticate');
     } else {

ui/desktop/app/styles/app.scss

@@ -44,8 +44,8 @@
   }
 
   .rose-dropdown {
-    $iconWidth: sizing.rems(m) + sizing.rems(s);
-    $indent:  $iconWidth + sizing.rems(xs);
+    $icon-width: sizing.rems(m) + sizing.rems(s);
+    $indent:  $icon-width + sizing.rems(xs);
 
     .rose-form-radio-label {
       display: flex;
@@ -63,7 +63,7 @@
 
     .indent-label-2 {
       .rose-form-radio-label {
-        padding-left: $indent + $iconWidth;
+        padding-left: $indent + $icon-width;
       }
     }