Use default token system

Author: Dirklectisch

docs/test-scripts/pseudo.http

@@ -11,7 +11,7 @@ Content-Type: application/fhir+json
   "resourceType": "DocumentReference",
   "subject": {
     "identifier": {
-      "system": "http://example.com/BSNToken",
+      "system": "http://fhir.nl/fhir/NamingSystem/bsn-transport-token",
       "value": "token-hospital-abc123-def456"
     }
   },
@@ -33,5 +33,5 @@ GET http://localhost:7050/fhir/nvi/DocumentReference/{{documentReferenceId}}
 X-Requester-URA: 00000030
 
 ### Get a DocumentReference by identifier
-GET http://localhost:7050/fhir/nvi/DocumentReference?subject:identifier=http://example.com/BSNToken|token-hospital-abc123-def456
+GET http://localhost:7050/fhir/nvi/DocumentReference/?subject:identifier=http://fhir.nl/fhir/NamingSystem/bsn-transport-token|token-hospital-abc123-def456
 X-Requester-URA: 00000030