Fix error:
e)
celery-gpu-1 | File "/opt/conda/envs/shapeworks/lib/python3.9/site-packages/DeepSSMUtils/run_utils.py", line 503, in process_test_predictions
celery-gpu-1 | reference_index = DeepSSMUtils.get_reference_index(project)
celery-gpu-1 | AttributeError: module 'DeepSSMUtils' has no attribute 'get_reference_index'~
Also add the code to run this as part of the tiny test.
Fixes for #2232