Make eslint happy.

app/assets/javascripts/discourse/components/category-drop.js.es6

@@ -72,7 +72,7 @@ export default Ember.Component.extend({
 
       if (color || textColor) {
         let style = "";
-        if (color) { 
+        if (color) {
           if (categoryStyle === "bar") {
             style += `border-color: #${color};`;
           } else if (categoryStyle === "box") {

app/assets/javascripts/discourse/widgets/header.js.es6

@@ -92,7 +92,7 @@ createWidget('header-dropdown', jQuery.extend({
 
     return h(
       'a.icon.btn-flat',
-      { attributes: { 
+      { attributes: {
         href: attrs.href,
           'data-auto-route': true,
           title,

app/assets/javascripts/wizard/components/wizard-canvas.js.es6

@@ -4,7 +4,7 @@ const SIZE = 144;
 
 let width, height;
 
-const COLORS = ['#BF1E2E', '#F1592A', '#F7941D', '#9EB83B', '#3AB54A', '#12A89D', '#25AAE2', '#0E76BD', 
+const COLORS = ['#BF1E2E', '#F1592A', '#F7941D', '#9EB83B', '#3AB54A', '#12A89D', '#25AAE2', '#0E76BD',
                 '#652D90', '#92278F', '#ED207B', '#8C6238'];
 
 class Particle {
@@ -45,7 +45,7 @@ export default Ember.Component.extend({
   tagName: 'canvas',
   ctx: null,
   ready: false,
-  particles: null, 
+  particles: null,
 
   didInsertElement() {
     this._super();

test/javascripts/lib/computed-test.js.es6

@@ -90,7 +90,7 @@ QUnit.test("i18n", assert => {
 
 QUnit.test("url", assert => {
   var t, testClass;
-  
+
   testClass = Em.Object.extend({
     userUrl: url('username', "/u/%@")
   });