POS: add documentation for 2025-10 QrCode component

Author: tsdevshop

packages/ui-extensions/src/surfaces/point-of-sale/components/PosBlock/PosBlock.doc.ts

@@ -13,6 +13,12 @@ const data: ReferenceEntityTemplateSchema = {
       description: '',
       type: 'PosBlock',
     },
+    {
+      title: 'QR Code',
+      description:
+        'Renders a QR code when the block is used within a Receipt target.',
+      type: 'QrCode',
+    },
     {
       title: 'Slots',
       description: '',