hide checkout field in order confirmation email from woocommerce

Author: dannyvankooten

integrations/woocommerce/class-woocommerce.php

@@ -102,6 +102,7 @@ public function add_checkout_block_field()
                 'type' => 'checkbox',
                 'label' => $this->get_label_text(),
                 'optionalLabel' => $this->get_label_text(),
+                'show_in_order_confirmation' => false,
             ]
         );
     }
@@ -162,8 +163,7 @@ public function triggered($order_id = null)
         if (class_exists(Package::class) && class_exists(CheckoutFields::class)) {
             $checkout_fields = Package::container()->get(CheckoutFields::class);
 
-            if (
-                $checkout_fields
+            if ($checkout_fields
 
                 && method_exists($checkout_fields, 'get_field_from_object')
                 // method was private in earlier versions of WooCommerce, so check if callable