CI test linux://rllib:examples/offline_rl/train_w_bc_finetune_w_ppo is flaky

[aslonnie]

CI test linux://rllib:examples/offline_rl/train_w_bc_finetune_w_ppo is consistently_failing. Recent failures:
- https://buildkite.com/ray-project/postmerge/builds/15243#019b970f-e664-4b91-b933-70745c5182dc
- https://buildkite.com/ray-project/postmerge/builds/15236#019b963d-08b9-4f70-b526-00d7f73fe67e
- https://buildkite.com/ray-project/postmerge/builds/15123#019b6c6d-1710-49e9-943a-358cd0111330
- https://buildkite.com/ray-project/postmerge/builds/15044#019b3349-934e-4d6b-a82e-88588ee64201

DataCaseName-linux://rllib:examples/offline_rl/train_w_bc_finetune_w_ppo-END
Managed by OSS Test Policy

[aslonnie]

Test passed on latest run: https://buildkite.com/ray-project/postmerge/builds/15243#019b973e-b260-4bf4-bbcb-eb802526d663

[aslonnie]

CI test linux://rllib:examples/offline_rl/train_w_bc_finetune_w_ppo is consistently_failing. Recent failures:
- https://buildkite.com/ray-project/postmerge/builds/15253#019b9997-83c2-4724-85a3-4ced8a05b75f
- https://buildkite.com/ray-project/postmerge/builds/15253#019b996d-5245-4cab-9b3b-833b2f9f7fa8
- https://buildkite.com/ray-project/postmerge/builds/15243#019b970f-e664-4b91-b933-70745c5182dc
- https://buildkite.com/ray-project/postmerge/builds/15236#019b963d-08b9-4f70-b526-00d7f73fe67e
- https://buildkite.com/ray-project/postmerge/builds/15123#019b6c6d-1710-49e9-943a-358cd0111330

DataCaseName-linux://rllib:examples/offline_rl/train_w_bc_finetune_w_ppo-END
Managed by OSS Test Policy

[aslonnie]

Test passed on latest run: https://buildkite.com/ray-project/postmerge/builds/15263#019b9a48-6218-403b-86c8-579aa39d5d9f