Store model_version details regardless of model version configuration

Closes #285 (closed)

arkindex_worker/worker/base.py

@@ -266,7 +266,7 @@ class BaseWorker:
         model_version = worker_run.get("model_version")
         if model_version:
             logger.info("Loaded model version configuration from WorkerRun")
-            self.model_configuration.update(model_version.get("configuration", {}))
+            self.model_configuration.update(model_version["configuration"])
 
             # Set model_version ID as worker attribute
             self.model_version_id = model_version["id"]