[FIX] website_form: fix norecaptcha behavior

Adapt [1] to be a bit more robust.

[1]: https://github.com/odoo/odoo/commit/eb9373522628fa01c3503fa802ded23adc1cbe1f

closes odoo/odoo#66508

X-original-commit: 028ae76f3b53132ae5c1510a4285cc21fc120c76
Signed-off-by: Quentin Smetz (qsm) <qsm@odoo.com>

addons/website_form/static/src/snippets/s_website_form/000.js

@@ -28,6 +28,7 @@ odoo.define('website_form.s_website_form', function (require) {
         willStart: function () {
             const res = this._super(...arguments);
             if (!this.$target[0].classList.contains('s_website_form_no_recaptcha')) {
+                this._recaptchaLoaded = true;
                 this._recaptcha.loadLibs();
             }
             return res;
@@ -155,7 +156,7 @@ odoo.define('website_form.s_website_form', function (require) {
                 form_values[$(this).find('input').attr('name')] = date.format(format);
             });
 
-            if (!this.$target[0].classList.contains('s_website_form_no_recaptcha')) {
+            if (this._recaptchaLoaded) {
                 const tokenObj = await this._recaptcha.getToken('website_form');
                 if (tokenObj.token) {
                     form_values['recaptcha_token_response'] = tokenObj.token;