Fix creation of offline data to use terminated rather than done

Summary: While recently the field `done` has been replaced by `terminated` almost everywhere, it incorrectly remained in `create_offline_data`, so we fix it here.

Reviewed By: yiwan-rl

Differential Revision: D55754147

fbshipit-source-id: 0b255f915c80b0f335ab6f122081805ab00d3b2a

pearl/utils/functional_utils/experimentation/create_offline_data.py

@@ -91,7 +91,7 @@ def create_offline_data(
                 "next_observation": action_result.observation,
                 "curr_available_actions": env.action_space,
                 "next_available_actions": env.action_space,
-                "done": action_result.done,
+                "terminated": action_result.terminated,
             }
 
             observation = action_result.observation