[IMP] website: improve we-urlpicker behaviour

The urlpicker was not closing properly when a value was selected.

Part of: https://github.com/odoo/odoo/pull/46640

task-2210358

X-original-commit: 6f722d919cd650d5c0b1b9c4a878fd519267c348

addons/website/static/src/js/editor/snippets.options.js

@@ -47,7 +47,7 @@ const UrlPickerUserValueWidget = InputUserValueWidget.extend({
      * @param {OdooEvent} ev
      */
     _onWebsiteURLChosen: function (ev) {
-        $(this.inputEl).trigger('input');
+        this._value = this.inputEl.value;
         this._onUserValueChange(ev);
     },
     /**