added missing import

Author: Andrei Neagu

services/payments/tests/unit/api/test__payment_method_workflows.py

@@ -18,7 +18,7 @@
 from models_library.rabbitmq_basic_types import RPCMethodName
 from models_library.users import UserID
 from models_library.wallets import WalletID
-from pydantic import EmailStr
+from pydantic import EmailStr, TypeAdapter
 from pytest_mock import MockerFixture
 from pytest_simcore.helpers.monkeypatch_envs import setenvs_from_dict
 from pytest_simcore.helpers.typing_env import EnvVarsDict