fixed similar topics validator formatting

assets/javascripts/wizard/components/similar-topics-validator.js.es6

@@ -2,14 +2,13 @@ import WizardFieldValidator from "../../wizard/components/validator";
 import { deepMerge } from "discourse-common/lib/object";
 import { observes } from "discourse-common/utils/decorators";
 import { cancel, later } from "@ember/runloop";
-import { A } from '@ember/array';
+import { A } from "@ember/array";
 import EmberObject from "@ember/object";
 
 export default WizardFieldValidator.extend({
   similarTopics: [],
 
-    validate() {
+  validate() {},
-    },
   @observes("field.value")
   customValidate() {
     const lastKeyUp = new Date();
@@ -30,24 +29,25 @@ export default WizardFieldValidator.extend({
   updateSimilarTopics() {
     this.backendValidate({
       title: this.get("field.value"),
-            categories: this.get('validation.categories'),
+      categories: this.get("validation.categories"),
-            date_after: this.get('validation.date_after')
+      date_after: this.get("validation.date_after"),
     }).then((result) => {
-            const similarTopics = A(deepMerge(result['topics'], result['similar_topics']));
+      const similarTopics = A(
+        deepMerge(result["topics"], result["similar_topics"])
+      );
       similarTopics.forEach(function (topic, index) {
         similarTopics[index] = EmberObject.create(topic);
       });
 
-            this.set('similarTopics', similarTopics);
+      this.set("similarTopics", similarTopics);
     });
   },
   init() {
     this._super(...arguments);
-       
   },
   actions: {
     closeMessage() {
-            this.set('showMessage', false);
+      this.set("showMessage", false);
-        }
+    },
-    }
+  },
 });