Fix compatible parse python flow style for yaml

[sea5kg]

{game: {id: test, name: Test First Game, start: '2023-11-12 16:00:00', end: '2030-11-12
      22:00:00', coffee_break_start: '2023-11-12 20:00:00', coffee_break_end: '2023-11-12
      21:00:00', flag_timelive_in_min: 1, basic_costs_stolen_flag_in_points: 1, cost_defence_flag_in_points: 1.0},
  scoreboard: {port: 8080, htmlfolder: ./html, random: false}, checkers: [{id: test_service1,
      service_name: Service1, enabled: true, script_path: ./checker.py, script_wait_in_sec: 5,
      time_sleep_between_run_scripts_in_sec: 15}], teams: [{id: t01, name: 'Team #1',
      active: true, logo: ./html/images/teams/team01.png, ip_address: 127.0.1.1},
    {id: t02, name: 'Team #2', active: true, logo: ./html/images/teams/team02.png,
      ip_address: 127.0.2.1}, {id: t03, name: 'Team #3', active: true, logo: ./html/images/teams/team03.png,
      ip_address: 127.0.3.1}]}

with open(_output, 'wt', encoding="utf-8") as file:
            # yaml.dump(cfg, file)
            yaml.dump(
                cfg,
                file,
                default_flow_style=True,
                sort_keys=False
            )