Fix empty item in dropdown

src/assets/js/default.js

@@ -36,8 +36,7 @@ $(function() {
     }
     $.fn.api.settings.onSuccess = function(response, element, xhr) {
         element.dropdown({
-            values     : response.results,
-            placeholder: text.wishlist_no_selection
+            values : response.results
         })
 
         if ($_GET.id) {

src/assets/js/wishlists.js

@@ -23,8 +23,7 @@ $(function () {
                 wishlists = response.results;
 
                 element.dropdown({
-                    values      : wishlists,
-                    placeholder : text.wishlist_no_selection
+                    values : wishlists
                 })
 
                 if (wishlist.id) {

src/classes/page.php

@@ -334,8 +334,6 @@ class Page
                 var wish_status_unavailable = '<?= Wish::STATUS_UNAVAILABLE ?>';
                 var wish_status_fulfilled   = '<?= Wish::STATUS_FULFILLED ?>';
                 var text                    = {
-                    wishlist_no_selection : '<?= __('No wishlist selected.') ?>',
-
                     modal_error_title     : '<?= __('Error') ?>',
                     modal_failure_title   : '<?= __('Failure') ?>',
                     modal_failure_content : '<?= __('The server did not confirm that the action was successful.') ?>',