I can see the following steps in docs, have you tried those approaches too: https://docs.databricks.com/en/mlflow/access-hosted-tracking-server.html#step-1-configure-your-envir...

Indeed as basic authentication has been deprecated this might affect your community edition set up as PAT tokens are also not available in CE, let me check with the internal teams if this means mlflow is no longer supported on CE and will get back to you