netbox: inventory: Fix VMs do not have device_roles, but instead use roles (#50761)

This makes sure that roles show up as device_role when using VMs

lib/ansible/plugins/inventory/netbox.py

@@ -252,7 +252,10 @@ class InventoryModule(BaseInventoryPlugin, Constructable):
 
     def extract_device_role(self, host):
         try:
-            return [self.device_roles_lookup[host["device_role"]["id"]]]
+            if 'device_role' in host:
+                return [self.device_roles_lookup[host["device_role"]["id"]]]
+            elif 'role' in host:
+                return [self.device_roles_lookup[host["role"]["id"]]]
         except Exception:
             return