Ci failing tests fix

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 73.68421% with 5 lines in your changes are missing coverage. Please review.

Project coverage is 81.30%. Comparing base (674b46d) to head (ae3a064). Report is 1 commits behind head on main.

Files	Patch %	Lines
...rl/utils/scripts/cb_benchmark/run_cb_benchmarks.py	75.00%	2 Missing :warning:
test/unit/test_tutorials/test_rec_system.py	75.00%	2 Missing :warning:
.../utils/scripts/cb_benchmark/cb_benchmark_config.py	66.66%	1 Missing :warning:

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #83 +/- ## ========================================== + Coverage 79.17% 81.30% +2.12% ========================================== Files 171 171 Lines 6546 6563 +17 ========================================== + Hits 5183 5336 +153 + Misses 1363 1227 -136 ``` | [Flag](https://app.codecov.io/gh/facebookresearch/Pearl/pull/83/flags?src=pr&el=flags&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=facebookresearch) | Coverage Δ | | |---|---|---| | [unittests](https://app.codecov.io/gh/facebookresearch/Pearl/pull/83/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=facebookresearch) | `81.30% <73.68%> (+2.12%)` | :arrow_up: | Flags with carried forward coverage won't be shown. [Click here](https://docs.codecov.io/docs/carryforward-flags?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=facebookresearch#carryforward-flags-in-the-pull-request-comment) to find out more.

:umbrella: View full report in Codecov by Sentry.
:loudspeaker: Have feedback on the report? Share it here.