DeprecationWarning when posting GL status check to GH

https://gitlab.anvil.gi.ucsc.edu/ucsc/azul/-/jobs/88879#L372
```
/builds/ucsc/azul/scripts/github_status_check.py:13: DeprecationWarning: Argument login_or_token is deprecated, please use auth=github.Auth.Token(...) instead
  gh = Github(config.github_access_token)
```