remove old null.dag file, superseded by null_dag capability
the unused dag file from the initial skeleton is still hanging around and now that we have the real null_dag capability, it's interfering with functionality
NRAO staff can now use "Openid Connect" to log in to GitLab via Microsoft
the unused dag file from the initial skeleton is still hanging around and now that we have the real null_dag capability, it's interfering with functionality