Cleanup deployment files

[novicecpp]

Fix https://github.com/dmwm/CRABServer/issues/8716

[cmsdmwmbot]

Jenkins results:

• Python3 Pylint check: failed
  • 3 warnings and errors that must be fixed
  • 22 comments to review
• Pycodestyle check: succeeded
  • 72 comments to review

Details at https://cmssdt.cern.ch/dmwm-jenkins/view/All/job/DMWM-CRABServer-PR-test/2253/artifact/artifacts/PullRequestReport.html

[novicecpp]

Pylint errors from config file. Safe to ignore.