Enum Class Generation for schema.org/OrderStatus not working

**API Platform version(s) affected**: 3.0.8 Generator: 5.2.0

**Description**

Enum generation not working for schema.org/OrderStatus
Instead OrderStatus becomes a normal Entity

**How to reproduce**
```yaml
types:
Thing:
properties:
gender: { range: "https://schema.org/GenderType" }
orderStatus: { range: "https://schema.org/OrderStatus" }
GenderType:
properties:
gender: [ ]
OrderStatus:
properties:
orderStatus: [ ]
```

``
$ php vendor/bin/schema generate config/schema.yaml
``