Use new osb_id fields to match API requests

src/tests/conftest.py

@@ -10,7 +10,6 @@ from servala.core.models import (
 )
 from servala.core.models.service import (
     CloudProvider,
-    Plan,
     Service,
     ServiceCategory,
     ServiceOffering,
@@ -56,6 +55,7 @@ def test_service(test_service_category):
         slug="redis",
         category=test_service_category,
         description="Redis database service",
+        osb_service_id="test-service-123",
     )
 
 
@@ -73,18 +73,7 @@ def test_service_offering(test_service, test_cloud_provider):
         service=test_service,
         provider=test_cloud_provider,
         description="Redis on Exoscale",
-    )
-
-
-@pytest.fixture
-def test_plan(test_service_offering):
-    return Plan.objects.create(
-        name="Small",
-        description="Small Redis plan",
-        term=1,
-        service_offering=test_service_offering,
-        features={"memory": "1GB", "connections": 100},
-        pricing={"monthly": 10.0},
+        osb_plan_id="test-plan-123",
     )