fix: remove http delete-kinds regression

harness/tests/l0/test_vector_adapter_parity.py

@@ -253,6 +253,12 @@ def test_http_delete_generation_legacy_404_fails_closed_without_body_leak(monkey
     assert "secret" not in str(error.value)
 
 
+def test_http_rest_client_does_not_advertise_nonexistent_delete_kinds_rpc():
+    client = VectorRestClient(RestConfig(base_url="https://vectors.test", api_key="writer"))
+
+    assert hasattr(client, "delete_kinds") is False
+
+
 def test_http_list_evidence_generations_exact_rpc_and_legacy_fail_closed(monkeypatch):
     calls = []
     monkeypatch.setattr(