Remove dead RviConfig code
Remove dead RviConfig code

Change-Id: I353a20f2326dc7132af3ef5c3406d1083d3729f6

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