test(models): drop the codex retain-row test the generic fallback tests cover

tests/hermes_cli/test_model_cache_fallback_rows.py

@@ -82,28 +82,6 @@ def test_copilot_catalog_marks_the_static_list_as_fallback_on_a_failed_live_fetc
             assert rows == list(mod._PROVIDER_MODELS["copilot"])
 
 
-def test_codex_failed_discovery_retains_cache_without_advertising_stale_astra(monkeypatch, tmp_path):
-    from hermes_cli import auth, codex_models
-
-    monkeypatch.setenv("CODEX_HOME", str(tmp_path))
-    monkeypatch.setattr(auth, "resolve_codex_runtime_credentials", lambda **_: {"api_key": "test-token"})
-    monkeypatch.setattr(auth, "_codex_access_token_is_expiring", lambda *_: False)
-    monkeypatch.setattr(codex_models, "_fetch_models_from_api", lambda *_args, **_kw: [])
-    stale_at = time.time() - 7200
-    cache = {"openai-codex": {"fp": "fp", "at": stale_at, "models": ["gpt-6-astra"]}}
-    with patch.object(mod, "_load_provider_models_cache", return_value=cache), \
-         patch.object(mod, "_credential_fingerprint", return_value="fp"), \
-         patch.object(mod, "_save_provider_models_cache") as save:
-        rows = mod.provider_model_ids("openai-codex", force_refresh=True)
-        assert isinstance(rows, mod.CuratedFallbackModels)
-        assert "gpt-6-astra" not in rows
-        # Retain the verified row for later recovery without advertising account-gated
-        # models after failed discovery or refreshing the row timestamp.
-        assert mod.cached_provider_model_ids("openai-codex", force_refresh=True) == []
-        assert cache["openai-codex"] == {"fp": "fp", "at": stale_at, "models": ["gpt-6-astra"]}
-    save.assert_not_called()
-
-
 def test_codex_cold_fallback_retries_after_short_ttl(monkeypatch, tmp_path):
     from hermes_cli import auth, codex_models