fix(searchbar): wasn't applying a search by postcode on page refresh

Refs: #3072

modules/zone/front/location/index.html

@@ -1,7 +1,7 @@
 <vn-crud-model
     vn-id="model"
     url="Zones/{{$ctrl.$params.id}}/getLeaves"
-    filter="::$ctrl.filter">
+    filter="$ctrl.filter">
 </vn-crud-model>
 <vn-portal slot="topbar">
     <vn-searchbar

modules/zone/front/location/index.js

@@ -3,10 +3,6 @@ import Section from 'salix/components/section';
 import './style.scss';
 
 class Controller extends Section {
-    $postLink() {
-        this.onSearch();
-    }
-
     onSearch(params) {
         this.$.model.applyFilter({}, params).then(() => {
             const data = this.$.model.data;