feat(security): extend rate limits on sync, tests, evidence and reports [FASE-3.4]

backend/tests/conftest.py

@@ -121,10 +121,8 @@ def client(db, monkeypatch):
     app.dependency_overrides[get_db] = override_get_db
     Base.metadata.create_all(bind=engine)
 
-    if hasattr(app.state, "limiter"):
-        app.state.limiter.enabled = False
-    from app.routers.auth import limiter as auth_limiter
-    auth_limiter.enabled = False
+    from app.limiter import limiter
+    limiter.enabled = False
 
     from fastapi.testclient import TestClient
     with TestClient(app) as test_client: