Menus: Fix JS Warning when removing menu items.

Move the `updateParentDropdown` and `updateOrderDropdown` methods to be called on the jQuery menu object instead of on the `menus` translations object.

Props joedolson, abcd95, audrasjb.
Fixes #63059.
Built from https://develop.svn.wordpress.org/trunk@59950


git-svn-id: http://core.svn.wordpress.org/trunk@59292 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-admin/js/nav-menu.js

@@ -1261,8 +1261,8 @@
 					deletionSpeech = menus.itemsDeleted.replace( '%s', itemsPendingDeletion );
 					wp.a11y.speak( deletionSpeech, 'polite' );
 					that.disableBulkSelection();
-					menus.updateParentDropdown();
-					menus.updateOrderDropdown();
+					$( '#menu-to-edit' ).updateParentDropdown();
+					$( '#menu-to-edit' ).updateOrderDropdown();
 				}
 			});
 		},
@@ -1816,8 +1816,8 @@
 					}
 					api.refreshAdvancedAccessibility();
 					wp.a11y.speak( menus.itemRemoved );
-					menus.updateParentDropdown();
-					menus.updateOrderDropdown();
+					$( '#menu-to-edit' ).updateParentDropdown();
+					$( '#menu-to-edit' ).updateOrderDropdown();
 				});
 		},