metno: Fix forecast list
Since commit da3b4de9, parsed forecast infos aren't added to the forecast_list of the original info, but to their own list instead.
Fix this to actually return the list of forecasts and not leak the created info objects.
Since commit da3b4de9, parsed forecast infos aren't added to the forecast_list of the original info, but to their own list instead.
Fix this to actually return the list of forecasts and not leak the created info objects.