Update: truck sim

[QuintenQVD0]

Description

• update the server config to the default values that now come with the server
• change ATS to the steamcmd image
• remove the need to log in with a real account
• make the Steam token not required as it is not + update the description
• change for ATS the stop to ^^C as it else will not properly stop

closes #2220

Checklist for all submissions

• Have you followed the guidelines in our Contributing document?
• Have you checked to ensure there aren't other open Pull Requests for the same update/change?
• Have you tested and reviewed your changes with confidence that everything works?
• Did you branch your changes and PR from that branch and not from your master branch?
  • If not, why?:

• You verify that the start command applied does not use a shell script
  • If some script is needed then it is part of a current yolk or a PR to add one
• The egg was exported from the panel

[parkervcp]

LGTM

[parkervcp]

LGTM