Disambiguate vexing parse
Disambiguate vexing parse

Change-Id: I71bc25e101dabbc8a34500875ddc7808333e0209

advancedtelematic/aktualizr,advancedtelematic/sota_client_cpp,advancedtelematic/aktualizr,advancedtelematic/aktualizr,advancedtelematic/sota_client_cpp,advancedtelematic/aktualizr