fix: account for htmx issues in mobile safari with select fields

templates/booking/create/step_3.html.twig

@@ -40,7 +40,7 @@
                         {# Payment method selection with HTMX #}
                         <div id="form-payment"
                              hx-post="{{ path('app_booking_create_step_3_refresh') }}"
-                             hx-trigger="change"
+                             hx-trigger="{{ htmx_change_trigger }}"
                              hx-target="#form-payment"
                              hx-select="#form-payment"
                              hx-swap="outerHTML">