fix(tests): rerank fixture 경로 정정 — captured_responses.*.raw 가 실응답 리스트

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

tests/test_rerank_protocol.py

@@ -47,7 +47,7 @@ def test_normalize_llamacpp_empty_and_absent_results():
 def test_tei_fixture_shape_is_already_contract():
     """TEI 캡처 fixture(Phase 2B G0-1 spec 박제)의 실응답이 정규화 없이 계약 형태임을 확인."""
     doc = json.loads((FIXTURES / "tei_rerank_response.json").read_text())
-    captured = doc["captured_responses"]["baseline_bge_v2_m3"]
+    captured = doc["captured_responses"]["baseline_bge_v2_m3"]["raw"]
     assert isinstance(captured, list) and captured
     assert {"index", "score"} <= set(captured[0])
     # spec 문자열도 계약과 일치 (score desc 정렬 포함)