DELETE /mltk/experiments/{experiment_id}

Description. Cascade delete:

1. All trained models prefixed with exp_{experiment_id} (lookup files).
2. The experiments.conf stanza.
3. All experiment_history KV records for the experiment.

Errors during model deletion are logged but ignored.

Example.

curl -sk -u "$SPLUNK_USER:$SPLUNK_PASSWORD" -X DELETE 
  "$SPLUNK_HOST/servicesNS/nobody/Splunk_ML_Toolkit/mltk/experiments/abc123def456abc123def456abc12345?output_mode=json"