patch healthcheck, not settings

Author: rolodato

tests/test_readiness.py

@@ -4,7 +4,7 @@
 from fastapi.testclient import TestClient
 from pytest_mock import MockerFixture
 
-from edge_proxy.settings import AppSettings, HealthCheckSettings
+from edge_proxy.settings import HealthCheckSettings
 
 pytestmark = [
     pytest.mark.parametrize(
@@ -66,10 +66,8 @@ def test_health_check_returns_200_if_cache_is_never_stale(
     endpoint: str,
 ) -> None:
     # Given
-    settings = AppSettings(
-        health_check=HealthCheckSettings(environment_update_grace_period_seconds=None)
-    )
-    mocker.patch("edge_proxy.server.settings", settings)
+    health_check = HealthCheckSettings(environment_update_grace_period_seconds=None)
+    mocker.patch("edge_proxy.server.settings.health_check", health_check)
 
     last_updated_at = datetime.now() - timedelta(days=10)
     mocked_environment_service = mocker.patch("edge_proxy.server.environment_service")