docs: generate OAS for v2 (#7883)

www/utils/generated/oas-output/schemas/StoreUpdateCartLineItem.ts

@@ -0,0 +1,19 @@
+/**
+ * @schema StoreUpdateCartLineItem
+ * type: object
+ * description: SUMMARY
+ * x-schemaName: StoreUpdateCartLineItem
+ * required:
+ *   - quantity
+ *   - metadata
+ * properties:
+ *   quantity:
+ *     type: number
+ *     title: quantity
+ *     description: The cart's quantity.
+ *   metadata:
+ *     type: object
+ *     description: The cart's metadata.
+ * 
+*/
+