Integrate multi-session option: AllenNeuralDynamics/aind-ephys-job-dispatch#17
This requires downstream modifications to:
- NWB subject: generate one NWB per session
- NWB ecephys: use session name to find input NWB file
- NWB units: use session name to find input NWB file
- Result collector: create results/{session_name}/...
- QC collector: merge by session